2-speed, DUB, without bottom bracket, unicorn grey 12-speed compatible, carbon crank, direct mount aluminum chainrings, chainline 45 mm Number of chainrings 2 Type Article main color grey Large chainring 48 T. Small chainring 35 T. Crank length 172.50 mm Secondary color multicolour System compatibility 12-speed Bottom bracket DUB Variation Crankset Sram Article number: 733019 EAN-code: 710845892042 Supplier number: 00.6118.660.003 Retail packaging: Yes