Subrosa Bitchin Crank 19mm Spindle

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Seamless 4130 chromoly with post weld T5 Deathproof heat treatment, T5 Deathproof heat treated 4140 chromoly 19mm / 20mm hollow chromoly 48 spline spindle that is pressed into the right arm, 1-pc sprocket/spindle boss with standard and Nano-drive sprocket positions and a flush mount spindle bolt. RHD/LHD compatible Show more