#40 Chain Sprocket with 12mm Bore and 20 Teeth
Hardened steel sprocket for half inch (1/2″) roller chain. There is a 12mm bore with keyway, set screws and key.
Product Specifications
| Physical Properties | |
|---|---|
| Inner Diameter | 12 mm |
| Number of Teeth | 20 |
| Sprocket Series | # 40 |