SRAM Rival DUB 12 Speed Double Chainset Black

Designed to handle whatever you can throw at it. Polished 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.Features:- 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 compatibilitySpecifications:- BB spindle interface: DUB- BB compability: All SRAM Road DUB BBs- Speeds: 12- Chainring material: Aluminum- Bolt circle diameter (BCD): 107 BCD- Chainline: 45.0mm- Chainring size: 46/33T- Crank arm length: 172.5mm