BMXGuru 33T Aluminum Spider & 4-bolt Chainring Combo - Blue over Blue - USA Made 47t This is a 2-piece aluminum

This is a 2-piece aluminum driver for use with single-speed Profile Elite hubs only

This crankset is right hand drive

These are 36-hole freewheel

3/8 inch axles

Included are black steel upper and lower plates

BMXGuru 33T Aluminum Spider & 4-bolt Chainring Combo - Blue over Blue - USA Made 47t This is a 2-piece aluminumBMXGuru 33t chainring spider combo. 33t anodized Blue aluminum chainring 23. 8mm bore hole Fits 1 piece cranks or 19mm or 22mm cranks with adapter (not included) Blue Spider, 104mm BCD 4 bolt Chrome plated bolts 3 32" teeth size works with 3 32" and 1 8" chains MADE IN THE USA! For 19mm adapter click HERE!