Profile Racing Spline Drive Sprocket, 36t Black for 19mm 48 Spline Spindles
Profile spline drive sprocket is CNC machined from 7075 Aluminum in the USA. Requires no sprocket bolt. Instead, it has a hardened chromoly steel insert in that matches up to the 48 splines on the crank axle for pure, direct power transfer.
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- BUY WITH CONFIDENCE: 365 Cycles is an authorized Profile Racing dealer & offers a full Profile Racing warranty.