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 simplicity 48/35T and 46/33T chainring combinations available SPECS: Speeds: 12 BB Compatibility: All SRAM Road DUB BBs Chainring Size: 46/33T, 48/35T Crank Arm Length: 160mm, 165mm, 170mm, 172.5mm, 175mm Chainline: 45.0mm BB Spindle Interface: DUB Chainring Material: Aluminum Guard: No Guard Bolt Circle Diameter (BCD): Direct Mount (DM) Crank Arm Material: Aluminum Color (Crank Arm): Black Power Meter: No Power Meter Type: n/a Chainring Offset: n/a Bottom Bracket Technology: n/a Chain Technology: Road Flattop D1, Road Flattop E1 Drivetrain Configuration: 2x Technology (FD): Road-Yaw Front Tooth Jump: 13