BMXGuru 34T Aluminum Spider & 4-bolt Chainring Combo - Red over Silver - USA Made 8.6" The Quadrant is one of

The Quadrant is one of the few pinned rims that receives regular and unquestioned use by pro-level riders

Universal fit with adjustment washers

or if you are a big guy

single wall with 48 holes and is 23mm wide

BMXGuru 34T Aluminum Spider & 4-bolt Chainring Combo - Red over Silver - USA Made 8.6" The Quadrant is one ofBMXGuru 34t chainring spider combo. 34t anodized Red aluminum chainring 23. 8mm bore hole Fits 1 piece cranks or 19mm or 22mm cranks with adapter (not included) Silver 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!