100 Chain Sprocket With Twenty Eight Teeth And One And One Quarter Inch Finished Bore Includes Keyway And Two Set Screws For Secure Mounting Ready To Install Power Transmission Sprocket Model 100BS28 One And One Quarter Inch Bore

Single 28-Tooth #100 Chain Sprocket with 1 1/4 Bore
✔️ 28 teeth, 1 1/4 bore with keyway, two set screws, BS style

This is a #100 chain sprocket with 28 teeth and a 1 1/4 finished bore, complete with a precision keyway and two set screws for secure mounting. It’s built for conveyors, industrial machinery, agricultural equipment, and other power-transmission systems that demand reliable torque transfer.

✅ Bore: 1 1/4 finished bore with keyway
✅ Chain size: #100 roller chain
✅ Teeth: 28
✅ Bore style: BS
✅ Keyway: 1/4 x 1/8
✅ Mounting: Includes 2 set screws

💡 What is a chain sprocket used for in power transmission?

A handy component that transfers rotary motion through a chain.

- Transmits torque between shafts in conveyors, machinery, and industrial equipment
- Works with #100 chain and a 1 1/4 bore with precise bore and keyway
- Helps maintain alignment and reduces wear with secure set-screw mounting