BSD Substance Extra-Long Crank Arm – 22mm Spindle

Description

Single bolt design, 2.5pc cranks. Now in new Flat Black finishes…
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.

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