45 Tooth Sprocket for 1/2" x 1/8" (#410) Bicycle Chain with G1 Mounting Pattern
- Made of aircraft-grade tempered (hardened) aluminum alloy.
- 45 teeth.
- For 1/2" x 1/8" (#410) bicycle chain.
- 7.928" OD
- 2" ID
- 2.875" bolt circle diameter.
- Four 0.375" (3/8") ID bolt holes.