32 teeth, 1x, DUB, without bottom bracket, black / dark polar 12-speed compatible, aluminum crank arms, CNC machined aluminum direct mount chainring, with two bashguards, Q-factor 174 mm, Wide axle (chainline 55 mm), Bluetooth and ANT+ wireless technology, power measurement on left crank arm, +/- 3% accuracy, waterproof to IPX7 standard, Lithium Micro AAA battery Number of chainrings 1 Type Item main color black Chainring large 32 T. Crank length 175.00 mm Secondary color gray System compatibility 12-speed Bottom bracket DUB Variation Crankset Sram Article number: 733104 EAN code: 710845891922 Supplier number: 00.6118.641.000 Retail packaging: Yes