BMXGuru 34T Aluminum Spider & 4-bolt Chainring Combo - Blue over Silver - USA Made 1-1/8 - 1-3/8 520mm and easy to maintain cup

and easy to maintain cup and cone bearings

Low resistance

5"(ISO 584mm)ERD: 569Width ID: 32Width OD: 38Profile: 16Drilling: 36Wall: DoubleValve: SchraderTire Compatibility: Tube Only

38 ounces

Micro-knurled side blocks

BMXGuru 34T Aluminum Spider & 4-bolt Chainring Combo - Blue over Silver - USA Made 1-1/8 - 1-3/8 520mm and easy to maintain cupBMXGuru 34t chainring spider combo. 34t anodized Blue 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!