Profile Racing Spline Drive BMX Aluminum Spider - 4-bolt / 104mm - Black - USA Made 2.15 Designed to connect the front

Designed to connect the front and back ends of arch of the foot

Consistently the go to choice for riders of all skill levels for front and rear usage

no two lengths are the same

This caliper includes the mounting bolts and a cable hanger

ERD: 374mm Color: Green anodized

Profile Racing Spline Drive BMX Aluminum Spider - 4-bolt / 104mm - Black - USA Made 2.15 Designed to connect the frontThe Profile Spline Drive Spider is machined from billet aluminum plate and supplied with a CrMo steel adapter insert already pressed in. It works with 4 bolt, 104mm chainrings and has a 19mm bore. This will fit 3 piece cranks that have 48 spline, 19mm spindles. Color: Black