Promax SQ-1 cranks are a traditional alloy race crank to suit a square taper BB. Super nice shape and a great choice for any racer who is looking for a different crank length while using a square taper BB.
- Five-arm, 110-bolt pattern spider
- Compatible with square-taper bottom brackets only
- Cold-forged 6061-T6 aluminium
- Laser-etched graphics in lengths
- Available in 135 to 170 in 5-millimeter increments
- Bottom bracket sold separately