BOX Four Crankset with Bottom Bracket Crank Arm Length:170Mm SRAM compatible with both mechanical

SRAM compatible with both mechanical and wireless SRAM 10/11/12sp

700c Tire Bead Folding

Shimano XT HB-M780/ M770/ M750 Front HubsDouble contact sealing

Optimized gear steps across entire range Range 11-26

Shimano compatible

BOX Four Crankset with Bottom Bracket Crank Arm Length:170Mm SRAM compatible with both mechanicalCold Forged Construction 4 bolt 104 BCD Spider 24mm CrMo spindle 6061 T 6 Aluminum External 68mm BSA BB Included Dual pinch bolts for even clamping force Laser etched graphics Model Box Four Length 160mm, 165mm, 170mm Direct Mount BCD 4x104mm Spindle Interface 24mm (BSA BB Included) Material Aluminum Color Black