1-speed, DUB (axle-Ø: 28.99 mm), without bottom bracket Compatible with 11-/12-speed, carbon cranks, X-SYNC 2 CNC machined aluminum direct mount chainring, Q-factor: standard and Boost 168 mm, chainline 55 mm 174 mm, Super Boost+ 176.8 mm Durable & ReliableThe "X01 Eagle" groupset belongs to the highest class of the SRAM "Eagle" family. High durability, absolute reliability and perfect function in all situations - whether on the race track or during your ride after work.With carbon crank arms and an "X-Sync 2" CNC machined chainring, the crankset impresses with minimal weight and high shifting performance. It is compatible with your 11-speed or 12-speed drivetrain. Number of chainrings 1 Crank length 165.00 mm Main color grey Chainring large 32 inch System compatibility 11-speed, 12-speed Bottom bracket DUB Type/kind Article Variation crankset