BMXGuru 34T Aluminum Spider & 4-bolt Chainring Combo - Gold over Red - USA Made 12" The tread pattern of this

The tread pattern of this tire is K-905 and inflation pressure is 40-65psi

Reach: 50mm

This is a great replacement for kids' mountain bikes

This listing includes just the driver body and dust seal

Adjusting chain tension is quick and easy with the new Box Three Chain Tensioner

BMXGuru 34T Aluminum Spider & 4-bolt Chainring Combo - Gold over Red - USA Made 12" The tread pattern of thisBMXGuru 34t chainring spider combo. 34t anodized Gold aluminum chainring 23. 8mm bore hole Fits 1 piece cranks or 19mm or 22mm cranks with adapter (not included) Red 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!