- Optimum Power Transfer - Best Balance For Lighter Weight (-7G) And Efficiency - New Designed Crank Arm - Maintains High Rigidity And Reduces Weight - Hollowglide - 4-Arm Construction Crankset - Adapted For Race Specific Disc Brake System - Shorter Length Of Rear Center With O.L.D. 135mm - Redesign The Gear Teeth Profile To Fit Wider Gear Pitch - 50-34T/53-39T/54-42T/55-42T/52-36T - Iconic Design - Chain Line: 43.5

Dimension Cyclocross Arm Sets made of 6061-T6 aluminum. - Forged AL-6061-T6 - BB Not Included - Chainrings Not Included - 110/74 BCD - Drivetrain Speeds: 10, 9, 8 - Number of Chainrings: Double - Pedal Spindle: 9/16-inch - Spindle interface Type: Square Taper JIS - Weight: 590g

- 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)

When Quarq set out to build their next-generation power meter, they wanted to build the best-performing power meter for every facet of cycling and triathlon, and for riders at every level. Like its Quarq brethren, the new DZero measures power in the heart of the bicycle—the crankset spider, scientifically proven to be the place for the most accurate measurement. With a new measurement circuit, revised strain gauge design, improved accuracy throughout the pedal stroke and software advances built into the Qalvin App, the DZero represents the state of the art in power meter technology As Quarq’s next generation of power meters, the DZero combines 10 years of technology advances with new features such as dual Bluetooth low energy and ANT+ wireless data transfer, the new Qalvin BLE app and, for the carbon version, compatibility with BB386EVO bottom brackets. - 10K temperature compensation: Eliminates variables caused by heat and cold to provide an unwavering record of your performance through all conditions - Built to last: Features an IPX7 waterproof rating - Material: CNC Machined Aluminum Spider, Exogram Carbon Crank Arms - Accuracy: 1.5% - Bolt Circle Diameter: 130 BCD, 110 BCD - Q-Factor: 145mm - Wireless Technology: ANT+, Bluetooth low energy technology - Battery: CR2032, 200 hours of riding time - Weight: 578/559 grams (130/110 BCD) - Head Unit Compability: ANT+ and Bluetooth low energy technology compatible head units (available separately) - Compatibility: Traditional 5 bolt chainrings from most manufacturers. Hidden (HB) and Non-hidden Bolt (NHB) patterns. 10-speed, 11-speed, 1X and 2X. *Not compatible with Campagnolo chainrings

Aggression with attitude. These forged aluminum cranks, with direct mount rings, feature the 1x benchmark SRAM X-SYNC™ tooth profile. With attitude matched only by pure performance, these cranks deliver. Meet a whole new side of the mountain—Descendant. - Arm Material: Aluminum - Chainring Material: Aluminum - Available Arm Lengths: 170mm, 175mm - Compatibility: Any 1x drivetrain - Colors: Black - Bolts: Direct mount - Bottom Bracket: BB30/PF30-68/73mm , GXP/PF GXP 68/73mm - Chainrings: 32t X-SYNC™ direct mount - Interface: 24mm, 30mm - Chainline: 49.0mm, 52.0mm

Race Face 15mm crank bolt/puller for 2008 and newer Evolve and Ride cranksets.

The Race Face Atlas crank is the burliest alloy CINCH offering; designed to excel across many disciplines including trail, enduro, DH and freeride. Featuring the versatile CINCH interface for interchangeable spiders, limitless ring combinations, a 30mm alloy spindle and compatibility across all relevant frame standards. - Forged 7050 aluminum alloy arms - Bracing matrix at the back of the crank arms for added stiffness - Industry standard 30mm spline interface - Removable spider offers the ability to convert between existing chainring standards while remaining flexible to future developments - Interchangeable spindle option of the Cinch system allows you to use the same crankset with 68/73mm and 83mm frames, as well as the RF BMX spindle and spider - Spindle diameter: 30mm - Direct mount chainline: 48.5, 55mm (Flipped) - 2X Cinch spider chainline: 47mm - Boost 2X Cinch spider chainline:50mm - Weight: 690g

However you want to brand it, pedal-heavy outings with rowdy all-mountain shredding can be very demanding on cranks. That’s why Race Face took elements from their SixC designs and incorporated them with the best of Next to make an aggressive ruckus ready crank that can take you to the EWS podium. Light and strong where it matters most. Racing time or just rallying with friends, feel free to get a bit more sideways with Next R. - Manufactured from UD Carbon with matte clearcoat - Handmade in Canada - Downhill rated SixC G2 Pedal Insert for increased Rally Factor - Burlier 7050 alloy spindle - Cinch technology for game-changing compatibility

Campagnolo's Record Pista Crankset gives you amazing power transfer for the toughest sprints. If your days are spent dreaming of velodrome glory, then make sure you have the crankset that can get you there.

The Thunderbolt is the new and improved descendant of the Twombolt. It is still one of the most technically advanced crank designs on the market. Due to continued advancements in Odyssey's legendary 41-Thermal processing and heat-treatment system, fatigue life has been increased by a massive margin. Features: - Laboratory tested and team proven - Updated open-ended spindle cap - New wedge cluster band with greater flexibility - Never-Wobble crank arm and spindle interface guarantee - 41-Thermal lifetime replacement warranty against bending, cracking and breaking Specs: - Traditional sprocket interface - 22mm spindle - 165mm, 170mm, 175mm or 180mm - RHD or LHD - 1 lb. 11.8 oz. (788g) - US Pat. No. 7,267,030

SRAM's S950 Crankset combines their sweet unidirectional-carbon crankarm construction with a forged aluminum spider for pro-level stiffness at a privateer price. The stout axle ensures awesome power transfer, superb efficiency and exceptional lightness. And, because lightness is nothing without toughness, the S950 proudly boasts SRAM's hard-anodized PowerGlide chainrings for long-lasting durability and precise gear changes.

SRAM's GX-1400 1x Crankset delivers consistent performance every time out. Featuring SRAM’s X-Sync tooth profile, the GX single-chainring crankset is engineered for complete chain control. Each tooth’s thickness is CNC machined to work seamlessly with the chain’s inner and outer links. - Open Core and X-Sync Technology - CNC machined 7075, two-tone anodized X-Sync chainring (30/32T) - Weight: 680g (GXP, 175mm, 32T)

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

The SRAM GX Eagle DUB Fat Bike crankset delivers consistent performance every time out. Featuring SRAM's DUB technology, this design simplifies the relationship of the spindle to the bottom bracket. Optimized 7000-series forged aluminum arms support the X-SYNC 2 chainring to provide complete chain control. Now everyone can benefit from a new measure of durability. - SRAM DUB technology creates a lighter, stiffer and stronger crankset - Optimized 7000 series forged aluminum arms - 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 - 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: 170/177 Hubs

Wheels Manufacturing 2.5mm Black Aluminum Bottom Bracket Spacers are for adjusting chainline or bearing play in English (BSA) or Italian threaded bottom brackets.

SRAM's S600 3.0 Crankset features forged arms for increased strength and reliability paired with smooth shifting chainrings for the best combination of looks, performance and price.

The crankset is the heart of your bicycle and where you’ll find the SRAM RED Quarq power meter. The sole job of the crankset is to convert the effort from both legs to forward motion. It is the perfect place to measure power. This power meter works for every discipline: Road, triathlon, time trial, and cyclo-cross. The chainrings are replaceable should your bike, discipline, or ability change. - A direct force power meter that measures total power output from both legs with +/-1.5% accuracy - Works for every discipline: Road, triathlon, time trial, and cyclo-cross - No compromises on materials, shifting, wheels, or pedal choice - Proven by pro teams and athletes throughout the world – Cobbled Classics, Giro d’Italia, Tour de France, Vuelta a España, World Championships - Number 1 at the Ironman World Championship for the last three years - Uses a hidden bolt to mount the chainrings – compatible SRAM chainrings ensure the derailment pin lines up behind the crank arm - 10K – programmed with over 10,000 data points to eliminate temperature effects on power measurement - AxCad – A multi-axis accelerometer switches the power meter on and measures cadence, simplifying installation and operation - Breakthrough Materials – Exogram hollow carbon fiber crank arms – the lightest, strongest crank arms SRAM makes – minimize weight and maximize speed [ELSA RS, ELSA R and SRAM RED] - Easy to use (and reuse) – LED indicator and visible ANT+ ID - The replaceable CR2032 battery never leaves you without power - Manual and automatic zeroing make it truly set and forget - Built to Last – IPX7 waterproof rating, 2-year warranty, free firmware updates, and acclaimed international support - Moves with you from bike to bike - With Quarq's free Qalvin app – available for Windows, Mac, iOS and Android – you can set the zero offset, check battery voltage, run diagnostics, and perform firmware updates for free Arm Material: Carbon arms, Machined alloy spider Weight: 778 grams (GXP 172.5mm 53x39 BB not included) * Chainrings and BB sold separately

SRAM's power meter technology is reliable, accurate and easy to use. Now available as a spider by itself as an easy upgrade for existing cranks. The Dzero series offers improved data transfer and frame fit compatibility. - Fits 8-Bolt interface Quarq XX1 Power Meters (8-Bolt used since Aug '14) - Measures power for both legs with +/- 1.5% accuracy - Dual Bluetooth lowenergy and ANT+ wireless data transfer - AxCad system provides no-magnet cadence data - Free firmware updates with the QALVIN APP - Boost 148 compatible

SRAM's power meter technology is reliable, accurate and easy-to-use. Now available as a spider by itself as an easy upgrade for existing cranks. The Dzero series offers improved data transfer and frame fit compatibility. - Fits 8-Bolt interface Quarq XX1 Power Meters (8-Bolt used since Aug '14) - Measures power for both legs with +/-1.5% accuracy - Dual Bluetooth lowenergy and ANT+ wireless data transfer - AxCad system provides no-magnet cadence data - Free firmware updates with the QALVIN APP

- 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

This Wheels Manufacturing Hollowtech II Crankarm Fixing Bolt For Late Model Shimano Road Cranks and LX keeps your Shimano crankset with 24mm spindle nice and snug. It is required to achieve perfect bottom bracket bearing preload.

The 612 Track Crank is an extremely stiff and strong 144mm BCD track crank. It’s at home as much on the busy avenues of your city as it is on the boards of the velodrome. All-City sweats the details, so the 612 (Minneapolis’ area code) is cold-forged, resulting in a tight grain structure. The upshot is that it’s strong, which means more riding and less worries for you. It utilizes the classic JIS square taper spindle and comes with a color-matched, 46-tooth, 1/8th chainring.  - Recommended Spindle Length: 110mm - Spindle Interface Type: square taper JIS - Bolt Pattern: 5-bolt - BCD: 144mm - Chain Compatibility: 1/2-inch x 1/8-inch - Weight: 726g w/ ring and bolts - Bottom bracket and retaining bolts not included

When Quarq set out to build their next-generation power meter, they wanted to build the best-performing power meter for every facet of cycling and triathlon, and for riders at every level. Like its Quarq brethren, the new DFour measures power in the heart of the bicycle — the crankset spider, scientifically proven to be the place for the most accurate measurement. With a new measurement circuit, revised strain gauge design, improved accuracy throughout the pedal stroke and software advances built into the Qalvin App, the DFour represents the state of the art in power meter technology. Every innovation in Quarq’s next-generation DZero platform is channeled into the DFour Power Meter Crankset. It embodies 10 years of Quarq technology advances with new features such as dual Bluetooth low energy and ANT+ wireless data transfer, the new Qalvin BLE app and compatibility with BB386EVO bottom brackets. - The DFour power meter is a bolt-on upgrade for Shimano’s 11-speed Dura-Ace 9000, Ultegra 6800 and 105 5800 drivetrains. - Must be paired with a compatible SRAM bottom bracket. - ELSA RS power meter owners can upgrade using the DFour Power Meter Spider. - Free firmware upgrades with the Qalvin app. - Compatible with BB30 bottom bracket. - BB30 versions ship with the spacers and wave washer required for BB386EVO installation.

When Quarq set out to build their next-generation power meter, they wanted to build the best-performing power meter for every facet of cycling and triathlon, and for riders at every level. Like its Quarq brethren, the new DZero measures power in the heart of the bicycle — the crankset spider, scientifically proven to be the place for the most accurate measurement. With a new measurement circuit, revised strain gauge design, improved accuracy throughout the pedal stroke and software advances built into the Qalvin App, the DZero represents the state-of-the-art in power meter technology As Quarq’s next generation of power meters, the DZero combines 10 years of technology advances with new features such as dual Bluetooth low energy and ANT+ wireless data transfer, the new Qalvin BLE app. - 10K temperature compensation: Eliminates variables caused by heat and cold to provide an unwavering record of your performance through all conditions - Built to last: Features an IPX7 waterproof rating - Bluetooth low energy technology and ANT+ wireless data transfer - Battery: CR2032, 200-hour battery life, change without tools - OmniCal: swap chainrings without affecting accuracy - 2-year warranty - IPX7 waterproof rating - Accuracy within 1.5% - Bottom Bracket Compatibility: BB30 - Forged aluminum models do not work with BBright or BB386EVO bottom brackets

Race Face CINCH Crank Puller • Puller cap for Cinch model Race Face cranks only, including Next SL, SixC and Turbine • Puller cap utilizes 16mm hex key • 26mm thread

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)

Dimension Cruiser one-piece hot-forged chromoly steel cranks. - One-piece, hot-forged chromoly steel crank - Cruiser chainwheels sold separately - Requires 24 tpi American bottom bracket - Crankset has 1/2-inch pedal threading

- Self-extracting bolts for BB30 cranks: includes puller cap that threads into BB30 crank arms - Sold as singles

Designed for enduro and trail riding, the AMg V2 Alloy chain guide features an upper guide for chain security and an integrated skid to protect the chainring and frame. - Compatible with 1x9, 1x10, and 1x11 drivetrains - Integrated nylon skid glides over rocks - Softer co-molded upper for quiet operation - Installs and adjusts with a single 4mm hex - Compatible with chainlines 49mm and wider - Tracked and grooved upper guide and backplate increases stiffness

When Quarq set out to build their next-generation power meter, they wanted to build the best-performing power meter for every facet of cycling and triathlon, and for riders at every level. Like its Quarq brethren, the new DZero measures power in the heart of the bicycle—the crankset spider, scientifically proven to be the place for the most accurate measurement. With a new measurement circuit, revised strain gauge design, improved accuracy throughout the pedal stroke and software advances built into the Qalvin App, the DZero represents the state of the art in power meter technology As Quarq’s next generation of power meters, the DZero combines 10 years of technology advances with new features such as dual Bluetooth low energy and ANT+ wireless data transfer, the new Qalvin BLE app. - 10K temperature compensation: Eliminates variables caused by heat and cold to provide an unwavering record of your performance through all conditions - Built to last: Features an IPX7 waterproof rating - Bluetooth low energy technology and ANT+ wireless data transfer - Battery: CR2032, 200-hour battery life, change without tools - OmniCal: swap chainrings without affecting accuracy. - 2-year warranty - IPX7 waterproof rating - Accuracy within 1.5% - Bottom Bracket Compatibility: SRAM GXP - Forged aluminum models do not work with BBright or BB386EVO bottom brackets