Description: Type: 35 Teeth Rear Sprocket For 420 chain The inside diameter: Approx. 76mm (3") The minimum hole diameter: Approx. 8mm (5/16") For Chinese SDG Pit Dirt Bike CRF50 XR50 50cc 70cc 90cc 110cc 125cc 140cc 150cc 160cc Motorcycle Specification: Material: Metal Package Includes: 1 Piece Rear Sprocket 4 Pieces Screws Note: 1. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm)
