BSD Substance CranksFlat Black
Single bolt design, 2.5pc cranks.
Features
- Heat treated 4130 chromoly arms with rectangular cross section for increased stiffness.
- Heat treated 4130 chromoly 22mm diameter CNC machined 48 spline hollow spindle.
- Extra beefy pedal boss with angle on the back for frame clearance.
- RHD/LHD compatible.
