Aerozine X-ONE single crank set 100% compatible with SRAM XX1 for XC to Enduro riding._ No more chain guides or front deraileur needed. Chain ring sizes including 28,30,32,34,36 & 38T.
Comes with Matching Steel Bearing Bottom Bracket.
Sharing the crank arm of the X12SL crankset with ALS adjustable crank arm length adapters. Forged AL-7050T6 bb axle for stiffness and lightness which is 70% stronger than Al-6061T6.
Compatible with standard bottom brackets and Press fit BB.