Profile 25t Spline Drive BMX Sprocket - 19mm - 48-spline - Silver - USA Made 31.6mm This is one Kenda K-44

This is one Kenda K-44 Block tread pattern tire

both crank arms are hollow so they are super stiff

Gyro® GTX-S Bearing Unit

These wheels feature sealed hubs

This is one SE Racing J35S double walled rim with a pinned joint

Profile 25t Spline Drive BMX Sprocket - 19mm - 48-spline - Silver - USA Made 31.6mm This is one Kenda K-44The 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. Color: Silver Size: 25t This is a stock photo. You will