Promax SQ-1 Crank Arm Set - 140mm Square Taper JIS Spindle Interface 110mm BCD Gold Description-Knob/Air Cap Designed for standard round saddle

Designed for standard round saddle rails

Shimano STEPS Li-Ion Ebike batteries

Misc 165x38mm

spindle CrMo size 9/16" color purple weight 386g

Promax SQ-1 Crank Arm Set - 140mm Square Taper JIS Spindle Interface 110mm BCD Gold Description-Knob/Air Cap Designed for standard round saddlePromax SQ 1 Crank Arm Set 140mm Square Taper JIS Spindle Interface 110mm BCD Gold. The SQ 1 cranks arms have a traditional five arm 110 bolt pattern spider and come in a variety of lengths to fit most riders or riding situations from the 5 and under BMX racer to the 6 foot tall fixie riding hipster. 110mm BCD Compatible with any JIS square taper bottom bracket Cold forged from 6061 T6 aluminum for strength low weight and durability and feature