SRAM Rival E1 DUB Crankset - Direct Mount (BB Not Included) 46-33T -12

Our most advanced aluminum road crankset is also our most stunning. Careful engineering has resulted in crankarms that optimize stiffness to weight ratio, with material only where it's needed. Integrated chainrings deliver flawless shifting in ranges that fit your needs, with the whole package coming in over 50 grams lighter than the previous generation.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 and simplicitySpecifications:- Speeds: 12- BB Compatibility: All SRAM Road DUB BBs- Chainring Size: 48/35T- Crank arm length: 172.5mm- Chainline: 45.0mm- BB Spindle Interface: DUB- Chainring material: Aluminum- Bolt Circle Diameter (BCD): Direct Mount (DM)- Chain Technology: Road Flattop D1, Road Flattop E1- Drivetrain Configuration: 2x- Technology (FD): Road-Yaw- Front Tooth Jump: 13Technology:DUB:- The relationship between bottom bracket spin