DUB (axle Ø: 28.99 mm), without bottom bracket 11-/12-speed compatible, hollow carbon crank arms, X-SYNC 2 CNC milled aluminum direct mount chainring, Q-factor: Standard and Boost 168 mm, chainline 55 mm 174 mm, Fatbike 203.3 mm Number of chainrings 1 Type Item Main color black Large chainring 34 T. Crank length 175.00 mm Secondary color gold System compatibility 11-speed, 12-speed Bottom bracket DUB Variation Set Without DUB Cups/BearingsSram item number: 713692 EAN code: 710845813573 Supplier number: 00.6118.526.002 Retail packaging: Yes