Cranksets

- Bash guard protects chainring from logs, rocks and other trail hazards - Designed and manufactured in the USA from 7075-T6 aluminum alloy - See wolftoothcycling.com for mounting tips - 51g (26-30t)

CAMO Spider - Made from Aluminum alloy for light weight - Includes 5 black chainring bolts

The Wheels Manufacturing 386 EVO Adapter for 22/24mm Spindle Cranks adapts SRAM/Truvativ cranks to 386EVO-standard frames. Simply tap the adapters into the 6806 bearing in the BB shell or cups, then install the cranks using the included spacers to adjust chainline or to take up any side-to-side movement in the crank. - Machined engineering-grade Delrin - 48g/pr Includes - (1) - 24mm ID adapter (for right-side) - (1) - 22mm ID adapter (for left-side) - (8) - 0.7mm spacers

The Wheels Manufacturing 386 EVO Adaptor for Shimano Hollowtech II Cranks adapts Shimano cranks to 386EVO-standard frames. Simply tap the adapters into the 6806 bearing in the BB shell or cups, then install the cranks using the included spacers to adjust chainline, or to take up any side-to-side movement in the crank. - Machined engineering-grade Delrin - 48g/pr Includes - (2) - 24mm ID adapters - (8 )- .7mm spacers

Machined engineering-grade Delrin inserts for adapting bottom brackets to a different type of crankset spindle. - Adapts PF30 and Cannondale BB30-73A bottom brackets for use with SRAM/TruVativ cranksets - Delrin adaptors fit between bearings and crank spindle - BB Shell Width (mm): 68 mm , 73 mm - Spindle Interface Type: TruVativ GXP - BB/Frame Interface: PF30

Machined engineering-grade Delrin inserts for adapting bottom brackets to a different type of crankset spindle. - Adapts PF30 and Cannondale BB30-73A bottom brackets for use with Hollowtech II cranksets - Delrin adaptors fit between bearings and crank spindle - BB Shell Width (mm): 68 mm , 73 mm - Spindle Interface Type: Hollowtech II - BB/Frame Interface: PF30

Wheels Manufacturing BB30 Bottom Bracket Adaptor for GXP Cranks adapts 22/24mm Spindle Cranks (SRAM/TruVativ) to work on BB30 frames. Simply tap the adapters into the 6806 bearing in the BB shell, then install the spindle and cranks. Use Wheels Mfg Crank Spindle Spacers to adjust your chainline, or take up any side-to-side movement in your cranks. These spacers are machined from engineering-grade Delrin.

Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks adapts 24mm Spindle Cranks (Shimano Hollowtech II, FSA, Race Face EXI, etc.) to work on BB30 frames. Simply tap the adapters into the 6806 bearing in the BB shell, then install the spindle and cranks. Use Wheels Mfg Crank Spindle Spacers to adjust your chainline, or take up any side-to-side movement in your cranks. These spacers are machined from engineering-grade Delrin.

The Wheels Manufacturing BBright Press Fit Bottom Bracket Adaptor for GXP Cranks adapts 24/22mm cranks (SRAM, Truvativ, etc.) to most BBRight frames. Compatible with 2011-2012 Cervelo models R3, R3 Team, S5, S5 Team, S5 VWD, R5ca and R5 VWD. - Includes eight 0.7mm shims for fine-tuning chain line - Machined engineering-grade Delrin - 8g/pr

Wheels Manufacturing FSA PF30 Adapter for 24mm Spindle Cranks adapts 24mm Spindle Cranks (Shimano, FSA, etc.) to work on Pressfit 30 frames with FSA's PF30 bottom bracket installed. Simply tap the adapters into the 6806 bearing in the BB shell, install the spindle and cranks. Use our Crank Spindle Spacers to adjust your chainline, or take up any side-to-side movement in your cranks. - Machined engineering-grade Delrin - 48g/pr *NOTE: The stock bottom bracket seals must be removed before installing the Pressfit 30 adapter

The Wheels Manufacturing PressFit 30 Bottom Bracket Adaptor for Shimano Cranks adapts 24mm Spindle Cranks (Shimano Hollowtech II, FSA, Race Face EXI, etc.) to work on PF30 frames. Simply tap the adapters into the 6806 bearing in the BB shell, then install the spindle and cranks. Use Wheels Mfg Crank Spindle Spacers to adjust your chainline, or take up any side-to-side movement in your cranks. These spacers are machined from engineering-grade Delrin. Notes: - PF30-SHIM was originally designed for use with SRAM PF30 bottom brackets and will not work with Wheels Manufacturing PF30-BB, PF30-BB-AC or PF30-BB-CER. Use Wheels Mfg BBUNIV-SHIM to adapt 24mm Spindle Cranks (Shimano, FSA, etc.) in Wheels Manufacturing PF30 bottom brackets. - Not compatible with SRAM PF30 bottom brackets that use a thin plastic reducer inserted into the bearings. - The stock bottom bracket seals must be removed before installing the Pressfit 30 adapter

Crank left arm, Blaze Powerspline, 175mm, pitch black

TruVativ Crank Arm Fixing Bolts - Monocoque carbon crankset with hollow-arm design - FSA Mega Tooth chainring design greatly improves chain retention - FSA BB392 compatibility allows use in nearly any frame - Bottom bracket not included

- 8-speed Road crankset - Square taper interface - Does not include BB - Bolt pattern: 110 x 5-bolt - Crank length: 170mm

• Singlespeed crankset • Forged alloy crank arms • Square taper interface • Does not include BB • 42-tooth chainring • Double chainring guard • Bolt Pattern: 104 x 4-bolt • 670 grams

• Square taper interface • Only includes left crank

• Square taper interface • Only includes left crank • 175mm length

- Horizontal square interface - Only includes left crank

- Sunlite Cottered Pins

- Chrome plated CrMo steel chainring bolt/nut sets (Track is NJS approved)

Stolen Mob V4 cranks are left side and right side drive compatible, featuring a 3-pc design with a unique "Team-Style" crank arm shape. - Crank is made from 4130 tubular chromoly - The heat-treated 19mm, 8-spline spindle provides strength - 2 flush mount spindle bolts - Single pinch bolt design reduces weight - Spindle Material: Steel - Crank Arm Material: Steel - Drive Side Compatibility: Right and Left Hand Drive - Crankset Style: 3-Piece - BB Included: No

This very light, stiff, and strong carbon crank spider optimizes your power transfer. - Stiff and lightweight. - For use with S-Works carbon road cranks.

The Shimano Alivio FC-T4010 crankset is an excellent replacement for your 9-speed triple chainring drivetrain. - Chainguard included - For Octalink V2 bottom brackets

Shimano Altus M311 cranksets provide durability and reliable shifting for triple chainring drivetrains. - Hyperdrive SG-X chainrings - 7/8-speed compatible - Spindle interface type: Square Taper JIS

The Shimano Dura-Ace FC-R9200 crank performs two vital functions; transferring your pedaling effort into the drivetrain and ensuring the fastest, most precise front shifting available. With HOLLOWTECH II crank arms to ensure light weight and Shimano's class-leading chainring designs, the FC-R9200 won't let you down. - Optimal balance of stiffness, strength, weight and rotational performance - HOLLOWGLIDE structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting - 148mm Q-factor - 44.5mm chainline

The Tourney TY501 crankset provides crisp, reliable shifting for your triple chainring drivetrain. - Precision indexed shifting - 8/7/6-speed compatible - 3 crank length specification available - Precise chain line control - Light and reliable shifting - Versatile performance - Wide compatibility with multiple components - Quick and precise assembly

Offering all the precision and functionality of the DURA-ACE power meter, the ULTEGRA FC-R8100-P power meter comes in a more affordable package. Scientific training requires accurate measurement and user-friendliness, and the new ULTEGRA R8100 power meter has both. Its dual-sided measurement is accurate within 1.5% and zero offset calibration is a quick and easy process. Perhaps most importantly, its long battery life, easy recharge, and ANT+ and Bluetooth®LE connectivity makes using and recording your workouts easier than ever. Integrated, waterproof, and rechargeable Li-ion battery - Up to 300+ hours (TBD*) of ride time * Depending on ANT+/Bluetooth®LE settings Accurate data collection - ±1.5% (TBD*) strain gage accuracy throughout the entire calibration range * Depending on ANT+/Bluetooth®LE settings - Proprietary strain gauge Possible to start quickly - Simple zero offset calibration with switch on transmitter Active temperature compensation - Software automatically compensates for temperature changes

SRAM’s cranks are strong and tough, ready for any kind of ride. So it’s inevitable that pedal strikes and debris will chip away at the end of the crank. SRAM’s Carbon Crank Boot is an upgrade that combats the wear and tear that comes with hard riding. The boot protects the crank from surface damage and keeps the rider’s style perfectly intact. - For Descendant Carbon and non-Eagle XX1 and X01

SRAM’s cranks are strong and tough, ready for any kind of ride. So it’s inevitable that pedal strikes and debris will chip away at the end of the crank. SRAM’s Carbon Crank Boot is an upgrade that combats the wear and tear that comes with hard riding. The boot protects the crank from surface damage and keeps the rider’s style perfectly in tact. - Injection molded plastic crank arm protection - Perfect way to protect your carbon crank investment from scratches and dents from pedal strikes - Material: Injection molded plastic - Recommended Group: XX1, X01, XX, X0

- Replacement bolt for DUB cranks

The SRAM Force AXS Crank Arm Assembly features carbon crank arms that are ready to pair with any SRAM AXS spider or integrated chainring, with or without power. - 8-bolt interface is compatible with power and non-power AXS spiders and integrated chainrings - Not compatible with SRAM's 3-bolt direct mount interface - Carbon fiber arms with natural carbon finish - Spider and chainrings sold separately - DUB spindle interface - Compatible with all SRAM Road DUB bottom brackets - Number of Chainrings: No Rings, No Spider Included - Crank Intended Use: Road - Pedal Spindle: 9/16" - Spindle Interface Type: SRAM DUB - Chainring BCD: Direct Mount SRAM - BB Included: No

Measure your ride power data more accurately than ever with the Force AXS power meter. We built upon the stability and accuracy of the RED AXS integrated power meter, now providing riders even more options for customization and serviceability at the Force level. Riders will also be able to thread on and off desired chainring sizes for unmatched performance. Features - Power meter is fully integrated into the chainring for lighter weight - Power readings are accurate within +/-1.5% and aren’t affected by climate conditions during a ride - Measures right and left leg power balance - X-Range gearing technology gives you more range and a smoother gear progression, so you’re always in the right gear - Crisp and accurate front shifts - DUB bottom bracket adds durability and simplicity - 46/33T, 48/35T or 50/37T chainring combos available - Available in 160, 165, 170, 172.5, and 175 mm lengths

SRAM Force crank spiders are for repairing your crank or converting it to different gearing. Available in 110mm and 130mm BCDs.

Form and function. The design of the Force crankarm is a wonder of carbon; light and stiff to effortlessly propel you forward. Available in lengths from 160 to 175 mm and in standard and Wide Q-factor so every rider can achieve their proper fit. The 8-bolt interface will fit any SRAM AXS spider or integrated chainring, with or without power. The light, stiff, and durable DUB spindle interface also fits nearly any frame. Features - 8-bolt interface compatible with power and non-power AXS spiders and integrated chainrings - DUB bottom bracket adds durability and simplicity - Carbon fiber arms with gloss finish

Form and function. The design of the Force crankarm is a wonder of carbon; light and stiff to effortlessly propel you forward. Available in lengths from 160 to 175 mm and in standard and Wide Q-factor so every rider can achieve their proper fit. The 8-bolt interface will fit any SRAM AXS spider or integrated chainring, with or without power. The light, stiff, and durable DUB spindle interface also fits nearly any frame. Features - 8-bolt interface compatible with power and non-power AXS spiders and integrated chainrings - DUB bottom bracket adds durability and simplicity - Carbon fiber arms with gloss finish

The Force XPLR crankset is a light and stiff direct mount chainring with refined, elegant crank arms, plus updated, lighter 1x chainrings. Offered in 38T-46T standard chainring sizes and 44T-50T with aero rings, this crank can do it all and looks great doing it. Features - Single-ring drivetrain simplifies functionality and reduces weight - Direct mount aero chainrings for better aerodynamics - X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control - DUB bottom bracket adds durability and simplicity - Can be upgraded to a power meter - Available in 160,165, 170, 172.5 and 175mm crankarm lengths - Lightweight

Some riders test their limits more than others. For these riders, the GX Eagle DUB crankset allows them to go all-in, every day they ride. The best aluminum crankset we make, engineered to deliver consistent performance every ride. Featuring our X-SYNC 2 tooth profile chainring for complete chain control, each tooth's thickness is toleranced and controlled to work seamlessly with the chain's inner and outer links. DUB technology's patented spindle design and bottom bracket provide a uniform approach to fitment, better sealing, and forward and backward compatibility. Simply put, the forged aluminum GX Eagle DUB crankset is the no-frills choice of riders who know. - Our best aluminum crankset - Direct mount interface compatible with chainrings across the entire Eagle Ecosystem - Master GX colorway as part of Eagle Colorsystem—pairs with all cassettes and chains, from Black to Gold to Rainbow to HardChrome and all-new Copper

M8 Capless Crank Arm Bolt Kit - For square-taper & Powerspline

When SRAM found ways to make their lightest and stiffest crank even lighter, they went for it. A new process further grams from the hollow carbon arms. Plus they're offering more crankarm lengths than ever before to ensure this crank works for you. - Hollow carbon crank arms are 29g lighter than previous generation - 8-bolt interface compatible with power and non-power AXS spiders and integrated chainrings (Spiders and Chainrings sold separately) - DUB bottom bracket adds durability and simplicity (Sold separately) - Includes DUB Wide Spacer kit (2.5/3.0/4.5/5.5 mm) - 150mm Q-factor / 47.5mm chainline

Power every ride. We've taken the reliability, elegance, and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. It's invisible technology that adds minimal weight and will help you get to the finish line faster, and it can be used to upgrade any eTap AXS bike. - An elegant, integrated design - DUB-PWR spindle-based unit measures left-side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User-replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset) - Simple and affordable power meter upgrade option - Right Arm/BB/Spider/Chainrings NOT INCLUDED

Power every ride. We've taken the reliability, elegance, and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. It's invisible technology that adds minimal weight and will help you get to the finish line faster, and it can be used to upgrade any eTap AXS bike. - An elegant, integrated design - DUB-PWR spindle-based unit measures left-side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User-replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset) - Simple and affordable power meter upgrade option - Right Arm/BB/Spider/Chainrings NOT INCLUDED

Our most advanced aluminum cranks meet our most accessible power measurement. Get the data you need to progress, integrated into a light, stiff and strong crankset that features our X-Range shifting. Features - Spindle-based unit measures left side power to calculate total watts - Long battery life (400+ hours) to power a season of rides - User replaceable AAA lithium battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 mins) - Lightweight (less than 40g heavier than standard crankset) - Crisp and accurate front shifts - Integrated one-piece chainrings - Available in 46/33T and 48/35T chainring combos

When you need the best from your training data, the accuracy and reliability of the Force AXS Power Meter spider for thread mount 2x chainrings is the way to go. The spider design uses a proprietary thread-on chainring mount system which allows us to reduce weight and increase stiffness without compromising the ability to swap rings. This dual sided power measurement system, it’s accurate to +/-1.5% even as weather conditions change, and boasts unbeatable battery life. - Thread Mount design is light, stiff and accurate, and fits Force 2x Thread Mount chainrings (Chainrings sold separately) - Dual sided power measurement system, it’s accurate to +/-1.5% even as weather conditions change, and boasts unbeatable battery life (User replaceable CR2032 battery with 200-hour battery life) - Bluetooth low energy technology and ANT+ wireless data transfer - MagicZero automatically checks and recalibrates your power meter as you ride - No cadence magnet required - 10K Temperature Compensation and Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - AXS™ enabled for easy monitoring and firmware updates - Includes 8 bolts and thread back up pin for chainring

Power every ride. We've taken the reliability, elegance, and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. - An elegant,integrated design - DUB-PWR spindle-based unit measures left-side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User-replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset) - BB not included

The XX Eagle T-Type AXS™ Wide left crankarm with Power Meter spindle utilizes SRAM's World stage proven XX crank arm with a subtly integrated power meter to record and deliver live, accurate power readings to your head unit. We achieve this by utilizing what SRAM calls “DUB-PWR” – a unique design that elegantly houses Quarq’s reliable and accurate power measurement inside the DUB crank spindle itself. Measuring left-side power to calculate total watts, it’s subtle, lightweight, compatible with any chainring setup, and boasts unbeatable battery life. It is also compatible with the Flight Attendant system, allowing for total connectivity between all AXS™ enabled components. No-compromise, no-fuss data delivery giving you an edge over the competition. - Innovative "DUB-PWR" design allows for lightweight, subtle Quarq power integration - Compatible with RockShox Flight Attendant - +/-3% accuracy means you'll always know your true watts output - Long battery life provides 400+ hours of usage - Waterproof (IPX7 waterproof to 1 meter for 30 minutes - Right arm, Bottom bracket, Chainring and Spider NOT included

With multiple World Championship medals, EWS wins and Olympic gold medals to its name, SRAM XX Eagle cranks set the standard, now the XX SL Eagle T-Type carbon crank is the pinnacle. Inside, it has been engineered with an ultra-strong but ultra-light design that utilizes carbon fiber with a hollow core – still one of the lightest ISO certified cranks on the market, maximized for title winning stiffness. - XX SL Eagle T-Type crank is an ultra-strong, incredibly light hollow-core carbon fiber design that's weight optimized and SRAM's lightest - 55mm Chainline - 168mm Q-factor - DUB bottom bracket and spacers NOT included

The XX1 Eagle DUB crankset has been re-examined and re-engineered. Featuring SRAM’s DUB technology, this design simplifies the relationship of the spindle to the bottom bracket. DUB-powered cranksets mean simplicity, compatibility, and durability. - SRAM DUB technology creates a lighter, stiffer and stronger crankset - Carbon-tuned lay-up crank design provides extreme stiffness and light weight - Included direct mount X-SYNC 2 chainring provides significantly quieter performance, with better mud clearing and durability - Chainring is designed specifically for Eagle chains and drivetrains - DUB compatible bottom bracket sold separately - Boost Compatible - BB Included: No - Chainring BCD: SRAM Direct Mount - Crank Intended Use: Mountain - Number of Chainrings: Single - Drivetrain Speeds: 12, 11, 10 - Spindle Interface Type: SRAM DUB - Chainline/Hub Compatibility: 141/148 Boost Hubs

True competitors are always looking for a performance advantage—a relentless pursuit of equipment that is lighter, stiffer, stronger, and more durable. To create the best drivetrain possible, we re-examined and re-engineered our crankset design. Our all-new XX1 Eagle CARBON TUNED crankset is our lightest, stiffest, and strongest to date. DUB technology enhances this by simplifying the relationship of the spindle to the bottom bracket and redefining the measure of durability. DUB-powered cranksets deliver simplicity, compatibility, and durability. - DUB technology delivers the lightest, stiffest, and strongest crankset available - SRAM CARBON TUNED crank technology provides extreme stiffness and low weight - The X-SYNC 2 chainring provides significantly quieter performance with better mud clearing and extraordinary durability - New colorway is matched to work with XX1 Eagle AXS-enabled componentry

Enjoy the ultimate advantage of freedom and adventure that Eagle provides combined with the Quarq power meter platform that delivers on accuracy and reliability. The SRAM Eagle XX1 power meter is built to pair with the SRAM Eagle drivetrains, providing a significantly quieter performance and extraordinary durability. Take it on the dirtiest, gnarliest trails while maintaining confidence in your cycling components. You came to perform; the Eagle XX1 power meter will perform with you. You are working hard, pushing yourself to new heights in some of the toughest conditions. Ride with confidence knowing that your power meter will not quit when you need it the most. Enjoy up to 200 hours of ride time in any weather or trail condition with its IPX7 waterproof rating and 10k temperature compensation; if harsh environments do not hold you back, then you need a product capable of rising to the occasion. The Eagle XX1 power meter is designed to be rough-and-tumble tough. Train harder, ride faster and unlock your ultimate potential. The Eagle XX1 power meter brings simplicity and ease-of-use to your training. With MagicZero automatic calibration, there is no need to worry about calibrating before you ride; just jump on your bike and go. The Eagle XX1 also features Bluetooth low energy and ANT+ wireless data transfer, delivering power output information directly to your cycling computer. - Speeds: 11/12 - BB Compatibility: DUB:BSA73, PF89.5, PF92, PF30 MTB73, BB30 MTB73, BSA MTB68SP - Bolt Circle Diameter (BCD): 104 BCD - Chainline: 52.0mm - BB Spindle Interface: DUB - Power Meter Type: ANT+ and BLE - Crank Arms/Chainrings not included

SR Suntour's XCT is a replacement left crank arm for square or diamond taper-oriented cranks that features aluminum alloy construction.

Trail riding can be tough on your gear. The ends of your alloy cranks can take a lot of abuse as the trail rushes underneath you and your bike. Protect your cranks from any damage with Race Face crank boots - now made in a smaller version to fit most alloy MTB cranks. Made from a durable Race Face proprietary plastic blend, leave no doubt and go with the originator in crank end protection. Wrap it up and protect the tips. Compatible with: - Race Face - Turbine Cinch - Atlas Cinch - Atlas (24mm Spindle) - Turbine (24mm Spindle) - Aeffect Cinch (175mm length ONLY) - Most other popular alloy MTB cranks (except some alloy DH cranksets)

Race Face Cinch aluminum crank arm bolt. 18mm, fits XC/AM cranks.

Spindle and hardware kit for Race Face CINCH MTB and fatbike cranks.

Replacement CINCH Preload Ring for non-driveside Race Face CINCH cranks

DZero is Quarq's next-generation power meter platform for those who live to be challenged, pushed, and tested in the toughest scenarios imaginable. Now Quarq has introduced a DZero spider designed to replace the factory spider on Specialized's S-Works carbon crankset. Quarq DZero for Specialized embodies 10 years of Quarq advances in power meter technology, plus new features such as dual Bluetooth low energy and ANT+ wireless data transfer, revised circuitry, a new strain gauge design and the Qalvin BLE app. You also get AxCad accelerometer cadence, the easy-to-replace CR2032 battery, an IPX7 waterproof rating and a 2-year warranty. Features & Benefits: - Bluetooth low energy technology and ANT+ wireless data transfer - AxCad – no cadence magnet required - 10K Temperature Compensation - Battery – CR2032, 200-hour battery life, change without tools - Power Balance - OmniCal – swap chainrings without affecting accuracy - 2-year warranty - IPX7 waterproof rating - Accuracy – within 1.5%, measuring both legs - Free firmware upgrades with the Qalvin app Essential Details: - Traditional 5-arm spider compatible with Specialized S-Works Carbon Road Crank Arms from 2013-Current. - Available in 130 BCD and 110 BCD. - Replaces the standard spider. - A Specialized lockring tool is required for installation.

Problem Solvers Crank Arm Fixing Bolts - 8mm - Sold as a pair

Put the power down with Origin-8's Alloy Crankarm Set. Made of light and durable forged aluminum and for a single chainring and square-taper bottom bracket (both sold separately), these crankarms are great for your sweet urban rig or mountain bike.

The Sword 2x crankset is designed for climbing. The two chainrings have a 17t gap between them, so you get a lower gear range than competitive cranks while still having high gears to push the pace downhill. And it's designed to be as compatible and easy to own as possible: the 24mm spindle is compatible with a ton of aftermarket bottom brackets, and it's easy to convert from a 2x to a 1x crank by installing a single chain-retaining ring in the outer position. - Wide design optimized for 47mm chainline - 24mm spindle compatible with Shimano bottom brackets - Wider gear range designed to work with Sword front derailleur and shifters - Easy conversion from 2x to 1x

Utilizing MRP's patented integrated skid (US Patents RE 42,436 / 8,235,849 Patents Pending), the XCg tucks neatly behind your crankset and protects those costly chainrings from damage. The replaceable nylon skid glides over rocks and obstacles. - Great accessory to protect costly chainrings - Integrated skid protects chainrings and glides over rocks and obstacles - 88g (XCg V2 32t, ISCG-05 model)

- 42x30x7mm BB30 cartridge bearings housed in a press-fit, composite sleeve assembly for use with a BB386EVO or BB30 crankset in a BB386EVO or Press-Fit 30 (PF30) frame - Road sets include bearings, shields and a wavy washer - Mountain sets include bearings, shields and a spacer - Choose ceramic or stainless steel options