Rear Sprocket - 420 - 50 Tooth - 52mm Center Hole 108799 Recoil reel or starter drive

Recoil reel or starter drive pulley diameter: 134mm (5

Mounting slots on top [extends off the light]: 9

3-wire plug

3125 XR-8 and the Tao Tao ATA125D

Fits 7/8 inch handlebar

Rear Sprocket - 420 - 50 Tooth - 52mm Center Hole 108799 Recoil reel or starter driveChinese ATV Rear Sprocket 420 50T This rear sprocket is used on the Chinese 50cc 125cc engines. This sprocket has 50 teeth and is compatible with the 420 chain ONLY. Sprocket details: #420 chain used on ATVs usually with a 7 inch rear wheel or smaller 50 teeth Center hole diameter: 52mm (2. 05 in) Mounting holes distance: 47. 6mm (1. 875 in) center to center side by side Overall diameter: 206. 2mm (8. 116 in) Be sure to measure your chain or current