Cranksets

- Forged steel - 24 TPI

• Forged steel • Square taper • Compatible with 9/16" pedals • Pairs • Cotterless

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

- FC-TY501-2 double crankset for 7 and 8 speed drivetrains - Simpler and faster shifting than triple cranks - 46-30 gearing, ideal for gravel, adventure, commuting & light touring - 48.8mm chainline, designed for 135mm QR and 142mm thru-axle frames - Crank bolts included - Requires LL123 square taper bottom bracket

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

The Shimano FC-MT101 crankset is designed for 9-speed MTB drivetrains. - Hyperdrive technology brings smooth and precise shifting performance for trail focused riders - Chainline: 51.8 mm / 3mm outboard - Q-factor: 179.4mm - Features SG-X chainrings and precise, reliable shifting

Suntour's XCM-T is a 9-speed triple crankset with melt forged alloy arms that comes in either square taper or Octalink bottom bracket options. - Steel chain rings - Forged alloy crank arms - 50mm chain line with a 113mm BB

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

FC-MT101 triple crankset for 3 x 9 speed drivetrains - Riveted steel 22-30-40T chainrings - Chain Compatibility: HG 9 speed - Pedal Spindle: 9/16'' - Chainline: 50mm - Bottom Bracket: Not included - BB-UN101 - Wide range 22-32-44 gearing - 50mm chainline, designed for 135mm QR and 142mm thru-axle frames - Aluminum crank arms - Highly durable riveted steel chainrings - Crank bolts included - Requires LL123 square taper bottom bracket

Get back on the road with a genuine replacement crankset. Genuine replacement parts Keep your bike operating as it should. - Adjustable arm length from 120mm to 140mm - Hardware included

FSA BROSE eBike replacement crankarms.

- Non-series FC-MT210-2 / MT210-B2 double crankset for 2 x 9 speed drivetrains - Shimano's most affordable, outboard bearing Hollowtech II cranks - Simpler and faster shifting than triple cranks - 22-36 gearing, perfect for trail riding - Chainline: 48.8mm chainline (FC-MT210-2), for 135mm/142mm frames, or 51.8mm (FC-MT210-B2), for Boost 141mm/148mm frames - Aluminum crank arms - Highly durable riveted steel chainrings - Requires SM-BB52 bottom bracket, not included

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.

Shimano Acera FC-M361 cranksets feature sturdy construction, reliable shifting, and replaceable chainrings. - Spindle Interface type: Square Taper JIS

- Material: Aluminum - Chain Compatibility: HG 7-8 speed - Pedal Spindle: 9/16'' - Bottom Bracket: Not included - BB-UN26 or BB-UN55 110mm for double or 113mm for triple - Alloy outer chainring

High-quality cranks for less cash. The Atom is an intermediate-level crank that is built tough. Designed for young riders, the Atom cranks are a great step up from the stock parts on a complete bike. Count on the Atom series crank set with its strong and light heat-treated arms and spindle. - Crank arm length: 175mm - Weight: 33.9oz - Heat-treated chromoly arms - Heat-treated 19mm 8-spline chromoly spindle - Arms, bolts, & spindle only - BBs sold separately

The Shimano FC-M371 crankset for square bottom brackets features a rigid 2-piece construction and Hyperdrive SG-X chainrings. - Chain guard included - 9-speed

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

The SRAM SX Eagle Crankset includes Eagle platform styling and features at an entry-level price point. SX Eagle cranks are compatible with all levels with SRAM Eagle drivetrain systems. - Offers the same chain retention performance as seen in all higher-level Eagle drivetrain cranks - 32T direct mount X-SYNC 2 steel chainring included - Aluminum crank arms - 11/12-speed compatible - Bottom bracket sold separately

We’ve taken aluminum to another level. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio, with material only where it’s needed, available in lengths from 160 to 175 mm. Features - 8-bolt interface compatible with power and non-power AXS spiders and integrated chainrings - DUB bottom bracket adds durability and simplicity - Aluminum arms optimized for stiffness and light weight - Standard Spindle

We’ve taken aluminum to another level. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio, with material only where it’s needed, available in lengths from 160 to 175 mm. Features - 8-bolt interface compatible with power and non-power AXS spiders and integrated chainrings - DUB bottom bracket adds durability and simplicity - Aluminum arms optimized for stiffness and light weight - Available in standard and Wide spindle lengths

The Eagle 70 Transmission E-MTB crank is a sleek, sturdy answer to a growing demand for robust and aesthetically pleasing components. Featuring an ISIS spindle interface for broad compatibility. Features - Available in 160mm, 165mm, 170mm E-MTB lengths. - ISIS spindle interface compatibility.

RaceFace Ride crank arms are forged from 6066 aluminum with aggressive styling for a high strength to weight ratio. - Bottom bracket sold separately

The new Eagle 70 crankset is a sleek, sturdy answer to a growing demand for robust and aesthetically pleasing components. Featuring 3-bolt chainring compatibility, the Eagle 70 crankset features a stamped steel T-Type chainring with optional bashguards for optimal durability and protection on the trail.? Features - Aluminum crankarm with 3-bolt T-Type chainring. - Available in 175mm, 170mm, 165mm lengths. - Bashguards shared with 90, GX and X0 T-Type chainrings. - 6061 DUB Spindle. - DUB Wide spindle for 55CL.

- SLX M7100 12 speed crankset - Fits Boost and non-Boost MTB - Hollow forged crank maximizes power transfer while limiting weight - Premium-looking two tone finish - Direct mount chainring type - Q-factor : 172mm - Chainline : 52mm

- SLX M7120 12 speed crankset - Fits 148mm Boost MTB frames - Greater clearance allows wider tires than FC-M7100 - Hollow forged crank maximizes power transfer while limiting weight - Premium-looking two tone finish - Direct mount chainring type - Q-factor : 178mm - Chainline : 55mm

The Sword 1x crankset is designed for simplicity. With a single, chain-retaining ring mounted to the crankset's outer ring position, it pairs perfectly with the rest of the Sword 1x drivetrain to give you the stiffness, chain security, and ease of ownership you expect from a 1x drivetrain. It's designed to be as compatible as possible: the 24mm spindle is compatible with a ton of aftermarket bottom brackets, and it's easy to convert from a 1x to a 2x crank by simply installing microSHIFT Sword 2x chainrings. - Wide design optimized for 50mm chainline - 24mm spindle compatible with Shimano bottom brackets - 1x chain-retaining ring works well with clutch derailleur - Easy conversion from 1x to 2x

The SRAM NX crankset delivers Eagle styling and performance to the newest addition to the Eagle ecosystem. Designed for SRAM's X-SYNC 2 chainrings, the NX crankset is engineered for complete chain control—each tooth's profile is precisely engineered to work quietly, efficiently, and securely with the Eagle chain's inner and outer links. DUB technology features a better-engineered bottom bracket and a new spindle design, which together allows for a more uniform approach to bottom bracket fitment, better sealing against contamination and forward and backward compatibility. Now everyone can benefit from a new measure of performance and durability. - 6000 series forged aluminum arms - 52.0mm chainline

The SRAM NX crankset delivers Eagle styling and performance to the newest addition to the Eagle ecosystem. Designed for SRAM's X-SYNC 2 chainrings, the NX crankset is engineered for complete chain control—each tooth's profile is precisely engineered to work quietly, efficiently, and securely with the Eagle chain's inner and outer links. DUB technology features a better-engineered bottom bracket and a new spindle design, which together allows for a more uniform approach to bottom bracket fitment, better sealing against contamination and forward and backward compatibility. Now everyone can benefit from a new measure of performance and durability. - 6000 series forged aluminum arms - 49.0mm chainline

The Descendant 6K DUB crankset delivers consistent performance every time out. Now featuring SRAM’s DUB technology, this design simplifies the relationship of the spindle to the bottom bracket. Optimized 6000 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 6000 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 - 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

- Chainrings Included: Yes - Number of Chainrings: Single - Pedal Spindle: 9/16" - Rings: 42-tooth

The new Eagle 70 crankset is a sleek, sturdy answer to a growing demand for robust and aesthetically pleasing components. Featuring 3-bolt chainring compatibility, the Eagle 70 crankset features a stamped steel T-Type chainring with optional bashguards for optimal durability and protection on the trail.? Features - Aluminum crankarm with 3-bolt T-Type chainring. - Available in 175mm, 170mm, 165mm lengths. - Bashguards shared with 90, GX and X0 T-Type chainrings. - 6061 DUB Spindle. - DUB Wide spindle for 55CL.

The Eagle 90 Transmission E-MTB crank is a sleek, sturdy answer to a growing demand for robust and aesthetically pleasing components. This unique design is forged from aluminum for robustness and dependability without compromising weight. Select E-MTB motors pair with our GapCap for an aesthetically pleasing integrated look. Features - 150mm, 155mm, 160mm, 165mm, 170mm E-MTB lengths. - Available for SRAM Powertrain, or Brose system equipped bikes. - Available for Bosch system equipped bikes. - Available for new Bosch CX BDU38 system equipped bikes. - Crank arm GapGap removeable for compatibility with other ISIS spindle-based motor systems.

The Eagle 90 Transmission E-MTB crank is a sleek, sturdy answer to a growing demand for robust and aesthetically pleasing components. This unique design is forged from aluminum for robustness and dependability without compromising weight. Select E-MTB motors pair with our GapCap for an aesthetically pleasing integrated look. Features - 150mm, 155mm, 160mm, 165mm, 170mm E-MTB lengths. - Available for SRAM Powertrain, or Brose system equipped bikes. - Available for Bosch system equipped bikes. - Available for new Bosch CX BDU38 system equipped bikes. - Crank arm GapGap removeable for compatibility with other ISIS spindle-based motor systems.

The SRAM SX Eagle Crankset includes Eagle platform styling and features at an entry-level price point. SX Eagle cranks are compatible with all levels with SRAM Eagle drivetrain systems. - Offers the same chain retention performance as seen in all higher-level Eagle drivetrain cranks - 32T direct mount X-SYNC 2 steel chainring included - Aluminum crank arms - 11/12-speed compatible - Bottom bracket sold separately

The RIDE crank arm set offers CINCH versatility, adaptable chainring options, and the 24mm EXI interface system for easier installation and removal. This set is a budget-friendly option with signature RaceFace styling, performance and craftsmanship. - Offers CINCH system compatibility - 24mm EXI interface for easier crank installation - Forged from 6066 aluminum with aggressive styling for a high strength to weight ratio - Compatible with CINCH direct mount alloy or steel rings - Direct mount chainline: 78.5mm / 85mm (Flipped Ring) - 2X Cinch spider chainline: 77mm - Number of Chainrings: No Rings Included - Chainline/Hub Compatibility: 190/197 Hubs - Crank Intended Use: Fat Bike - Pedal Spindle: 9/16" - Spindle Interface Type: RaceFace EXI - Chainring BCD: Direct Mount CINCH - BB Included: No

- 2-PIECE CRANKSET for 142 mm or 148 mm O.L.D. frames - DYNAMIC CHAIN ENGAGEMENT+ improves chain engagement and retention - Q-factor 172 mm - Direct mount chainring - Chain Line 52 mm - 1x12-speed

- 2-PIECE CRANKSET for 148 mm O.L.D. frames - DYNAMIC CHAIN ENGAGEMENT+ improves chain engagement and retention - Q-factor 178 mm - Direct mount chainring - Chain Line 55 mm - 1x12-speed

- 2-PIECE CRANKSET for 157 mm O.L.D. frames - DYNAMIC CHAIN ENGAGEMENT+ improves chain engagement and retention - Q-factor 181 mm - Direct mount chainring - Chain Line 56.5 mm - 1x12-speed

SRAM's GX-1000 1x Crankset delivers consistent performance every time out. Featuring SRAM’s X-Sync tooth profile, the GX 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. - Compatible with X-Sync chains - 6000 series AL - CNC machined 7075, two-tone anodized X-Sync chainring - Bottom bracket configurations: BB30, GXP, and Fat Bike GXP - Compatibility: Boost 148 hub or standard hub - Bottom bracket sold separately

The Race Face Aeffect crank is designed to handle aggressive trail riding at XC crank weight and an attractive price point. Features the CINCH system with its interchangeable spider options and a 24mm EXI interface spindle. - Crank arms forged from 6066 aluminum - Compatible with all CINCH direct mount rings and spiders to easily convert between existing chainring standards - Compatible with direct mount, 1x, 2x with - and without bash, and 3x configurations - 24mm EXI spindle compatible with Race Face X-Type bottom brackets or Hollowtech II compatible bottom brackets - CINCH removable spiders and direct mount rings utilize a 20-tooth ISIS cup BB tool for removal and installation - Bottom bracket sold separately

A single chainring with a wide-range cassette is a wonderfully clean way to tackle so many disciplines, and we're the 1x leaders. Our Apex 1 Wide crankset features aluminum crankarms, a light and stiff DUB spindle, and elegant and secure direct-mount X-SYNC chainrings for flawless chain management. The wide chainline accommodates wider tires for any type of adventure. - Single-ring drivetrain simplifies functionality and reduces weight - Wide chainline crankset to fit the biggest gravel tires - Longer DUB crank spindle accommodates both Road and MTB width frame bottom bracket standards for unmatched cross-compatibility across brands - Compatible with 135mm, 142mm and Boost rear spacing - SRAM X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control - DUB bottom bracket adds durability and simplicity

The SRAM NX crankset provides high performance at the right price. Featuring the SRAM engineered X-SYNC chainring, the NX 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. Personalize your gearing with five available chainrings. - 6000 series aluminum arms - BOOST 148 compatible - Fully compatible with all SRAM 1x drivetrains - Arm Material: Aluminum - Chainring Material: Aluminum - BCD: 94mm - Weight: 680–780 grams - Interface: 24mm *Bottom bracket sold separately

Shimano's Deore Crankset features efficiency and fast shifting to let you make the most out of the trails. The smooth shifting rhythm allows you to maintain speed and acceleration over challenging terrain. Hollowtech II technology provides the best balance of stiffness, strength, weight, and rotating performance. Features: - Efficient power transfer - HOLLOWTECH II crank arm with 4-arm construction - Composite chainring - Optimized gear combinations and ratios for trail riding - Close step tooth profile for smooth shifting - Stable shifting performance in any suspension position - Single spike structure for stable shifting - Bottom Bracket compatibility: SM-BB52/BB-MT500-PA - Chain Line: 51,8

Shimano's Tiagra Front Chainwheel is sleek, balanced and consistent. The Tiagra 4700 series provides serious entry-level riding performance with trickle-down technology from the top shelf Dura Ace line. - Series: Tiagra 4700 - Crank Construction: 2-piece crank construction - Cassette Compatibility: 10-speed - Chain Compatibility: Series color - Bottom Bracket: BB-RS500 / BB-RS500-PB

The RaceFace Aeffect R crankset offers enduro-rated strength in a lightweight XC-style package, making it a solid and dependable crankset choice. - Its forged 7050 AL construction optimizes stiffness without added weight - The Aeffect R features the versatile CINCH system for plenty of interchangeable spider options - Can run alloy or steel CINCH direct mount chainrings - Boost-compatible 24mm EXI interface spindle - Direct mount chainline: 51mm / 57.5mm (Flipped Ring) - 2X Cinch spider chainline: 49.5mm - Boost 2X Cinch spider chainline: 52.5mm - Number of Chainrings: No Rings, No Spider Included - Chainline/Hub Compatibility: 135/142 MTB Hubs, 141/148 Boost Hubs, 150/157 DH Hubs - Crank Intended Use: Mountain - Pedal Spindle: 9/16" - Spindle Interface Type: RaceFace EXI - Chainring BCD: Direct Mount CINCH - BB Included: No - Chainring Included: No

The SRAM GX Eagle DUB crankset delivers consistent performance every time out. Now 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: 141/148 Boost Hubs

Shimano's new FC-RX600-10 crankset balances weight and efficiency for mixed-terrain riding. Gearing options cater to the specific demands of gravel riding and to provide tighter gear steps for maintaining pedaling cadence. The 2x10-speed crank is available in a 46-30T chainring combination. - Wider gear range for long tours or unknown terrain - Optimum gearing for mixed terrains and riding styles - Gear combination: 46-30T

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

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

Designed to handle whatever you can throw at it. Aluminum crankarms in a wide range of lengths and the DUB bottom bracket system mean the Rival crankset will keep spinning, no matter what. A tight and consistent 13-tooth gap between chainrings makes for accurate and dependable shifting. - 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, simplicity, and virtually universal frame compatibility - BB not included

Shimano's new FC-RX600-11 crank balances weight and efficiency for mixed-terrain riding. Gearing options cater to the specific demands of gravel riding, with tighter gear steps for maintaining optimum pedaling cadence. The 2x11-speed crank is available in a 46-30T or 40T chainring combination and 170, 172.5, and 175mm crank arm lengths. - Wider gear range for long tours or unknown terrain - Optimum gearing for mixed terrains and riding styles - Gear combination: 46-30T, 40T

Your eyes do not deceive you. Welcome to our most advanced aluminum gravel crankset. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio, with material only where it’s needed. And our X-SYNC chainrings are unbeatable at keeping your chain where it needs to be. Features - Direct mount chainrings in 38T through 46T - DUB™ bottom bracket adds durability and simplicity - SRAM X-SYNC wide-tooth, narrow-tooth chainring technology provides maximum chain control - Wide chainline for compatibility with Full Mount rear derailleurs - Longer DUB crank spindle accommodates both Road and MTB width frame bottom bracket standards for unmatched cross-compatibility across brands - Compatible with 135, 142 and Boost rear spacing

- XT M8100 12 speed crankset - Fits Boost and non-Boost MTB - Hollow forged crank maximizes power transfer while limiting weight - Direct mount chainring type - Chainline : 52mm

- XT M8120 12 speed crankset - Fits 148mm Boost MTB frames - Greater clearance allows wider tires than FC-M8100 - Hollow forged crank maximizes power transfer while limiting weight - Direct mount chainring type (TL-FC41 tool included) - Q-factor : 178mm - Chainline : 55mm

- XT M8130 12 speed crankset - Fits 157mm SuperBoost MTB frames - Hollow forged crank maximizes power transfer while limiting weight - Direct mount chainring type - Q-factor : 181mm - Chainline : 56.5mm

Elegant and secure direct-mount X-SYNC chainrings from the company that originated the 1x drivetrain for the ultimate in consistent chain control over the long haul. - DUB bottom bracket adds durability and simplicity - Wide-chainline crankset to fit the biggest gravel tires - Longer DUB crank spindle accommodates both Road- and MTB-width bottom bracket standards for unmatched cross-compatibility across brands - Compatible with 135mm, 142mm, and BOOST rear spacing - BB not included

The wider stance of the arms and chainrings provides clearance for extra wide tires, giving you the option to explore new, more challenging routes. - Wide chainline crankset for bikes with up to 700x45c or 27.5x2.1" tire widths (43/30T chainrings only) - DUB bottom bracket adds durability and simplicity - Longer DUB crank spindle accommodates both Road- and MTB-width bottom bracket standards for unmatched cross-compatibility across brands - Requires wide front derailleur - BB not included

The SRAM GX Eagle DUB 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 - 56.5mm chainline

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 provides 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