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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
This stem has a 21
It will fit most Chicago made Schwinns and some old school bmx bikes
Drilled for use with standard Schrader valve tubes
this chain will only fit narrow 3/32" gears and is 1/2" x 3/32" x 116L
Profile 39t Spline Drive BMX Sprocket - 19mm - 48-spline - Purple - USA Made 42t This stem has a 21The Profile Spline drive sprocket is CNC machined from 7075 Aluminum in the USA. This sprocket does not require a sprocket bolt; instead, it has a hardened CrMo steel insert that matches up to the 48 splines on the crank axle for pure, direct power transfer. This has 1 8 tooth width for use with most freestyle street & single speed chains. It will only work with 19mm, 48 spline 3 piece cranks. Size: 39t Color: Purple This is a stock photo. You will
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