60 Chain Sprocket, 21-Tooth, 1 3/4 Finished Bore With Keyway And Set Screws, Model 60BS21-1 3/4, Durable Power Transmission Sprocket For Secure Mounting In Machinery, Engineered For Reliable Performance In Industrial Equipment And DIY Projects

60 Chain Sprocket, 21-Tooth, 1 3/4 Bore with Keyway
✔️ Single sprocket, sold individually; 1 3/4 bore, #60 chain, 21 teeth

This #60 chain sprocket is built to fit a #60 roller chain. With a 1 3/4 finished bore, it’s ready to mount using a keyway and two set screws, making it a solid choice for conveyors, farm equipment, and general power-transmission systems.

✅ Bore Size: 1 3/4 finished bore
✅ Chain Size: #60 roller chain
✅ Teeth: 21
✅ Bore Style: BS
✅ Keyway: 3/8 x 3/16
✅ Mounting: Includes 2 set screws

💡 What is a chain sprocket used for in power transmission systems? This handy component drives a roller chain and sets the motion.

- transfers rotational motion from drive shafts to #60 roller chain for conveyors and machines
- 21 teeth provide a defined gear ratio for predictable speeds
- 1 3/4 inch finished bore with a 3/8 x 3/16 keyway and two set screws for secure mounting