BSD Substance Crank 170mm, flat raw

- Material crank arms: 4130 CrMo, heat treated - Material crank axle: 4130 CrMo, heat treated, hollow axle - Crank type: 2.5-piece - Crank arm length: 165mm, 170mm or 175mm - Crank axle diameter: 22mm - crank axle type: 48-spline - possible chainring mount via: Bolt-Drive (25T or larger): right (RHD) and left (LHD) spline drive: left (LHD) - Pedal thread: for 9/16" pedals - Crank bolt: 1x bolt (15x1mm) - chainring bolt: 1x bolt (10x1.5mm)(standard) - Extras: completely rewelded axle and pedal bushings on crank arms, rectangular flattened crank arm shape - recommended for: Street, Park, Trails or Flatland