50 Chain Sprocket With 21 Teeth And Seven Eighths Inch Finished Bore Includes Keyway And Set Screws For Secure Mounting Reliable Power Transmission And Easy Installation In Industrial Machinery

50 Chain Sprocket, 21 Teeth, 7/8 Bore with Keyway
✔️ 21-tooth #50 sprocket, 7/8 bore, keyway; single pack

This #50 chain sprocket provides a reliable power transmission solution with 21 teeth and a 7/8 finished bore, designed to mount with a precision keyway and two set screws for secure attachment. It is compatible with #50 roller chain and suitable for conveyors, industrial machinery, and agricultural equipment.

✅ Bore: 7/8 in (22.23 mm) finished bore with 3/16 x 3/32 in keyway
✅ Teeth: 21 teeth for precise engagement
✅ Chain compatibility: fits #50 roller chain
✅ Mounting: includes 2 set screws for secure mounting

💡 What is a chain sprocket used for in power transmission systems? A handy overview of its main role in drive setups. - Transfers torque from drive chain to driven shaft - Maintains timing and spacing between components - Common in conveyors, farm gear, and industrial machinery