100 Chain Sprocket 20 Tooth Two And A Half Inch Finished Bore With Keyway And Set Screws For Easy Mounting And Reliable Power Transmission Model 100BS20 Two And A Half Inch Durable Steel Construction For Industrial Machinery Or Conveyors

20-Tooth #100 Chain Sprocket with 2.5 Bore single unit
✔️ 20 teeth, 2.5 in finished bore, includes keyway and 2 set screws

This compact chain sprocket provides reliable power transfer for conveyors, industrial machinery, and agricultural equipment. It ships as a single unit, ready to mount on a shaft with a precise keyway and two set screws for secure operation.

✅ Bore size: 2.5 in (63.5 mm) finished bore
✅ Chain size: #100 roller chain (matches standard pitch)
✅ Teeth: 20
✅ Bore style: BS
✅ Keyway: 5/8 x 5/16 in (15.88 x 7.94 mm)
✅ Mounting: Includes 2 set screws

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

In power transmission, a chain sprocket converts rotational motion into chain drive, enabling synchronized motion and torque transfer in machinery.

- Used to drive conveyors, agricultural equipment, and industrial machinery - Works with #100 roller chain and a 2.5 in bore with BS bore style - Provides secure mounting with a keyway and two set screws - Helps maintain proper alignment and distribute load for longer life