18 Tooth Chain Sprocket For 80 Chain With One And Three Quarters Inch Finished Bore, Keyway And Set Screws, Precision Machined Sprocket For Reliable Power Transmission, Easy Mounting And Secure Fit On Standard 80 Drive Systems

Premium #80 chain sprocket with 1.75 in bore single unit
✔️ 18-tooth, 1.75 in (44.45 mm) bore, BS style, with keyway & 2 screws

This rugged sprocket is designed for reliable power transmission in conveyors, agricultural equipment, and industrial machinery. It features a precise finished bore of 1.75 in and a keyed mounting to prevent slip during heavy loads.

✅ Bore: 1.75 in (44.45 mm) finished bore with keyway
✅ Chain size: #80 roller chain
✅ Teeth: 18 teeth
✅ Bore style: BS
✅ Keyway: 3/8 x 3/16 in (9.525 x 4.762 mm)
✅ Mounting: Includes 2 set screws

💡 What is a chain sprocket's finished bore and keyway used for in a drive system? Handy setup to lock components and align drive chains for reliable power transfer.
- Ensures secure mounting against axial slip
- Keeps wheel aligned with chain
- Works with standard #80 roller chain and BS bore style