BSD - Substance XL Cranks
Substance XL cranks, a single bolt design 2.5pc crank with hefty 24mm XL spindle and an all new flush boss design eliminating sharp edges around the ankles.
- Heat treated 4130 XL 24mm diameter CNC machined 48 spline hollow spindle.
- Heat treated 4130 chromoly arms with rectangular cross section for increased stiffness and grind ability.
- RHD / LHD compatible.
- Weight: 862g