Roller Chain Sprocket For 25 Chain With Reboreable Type A Hub, Single Strand, 25 Teeth, 0.25 Inch Pitch, 0.375 Inch Bore, 2.129 Inch Outer Diameter, 0.11 Inch Width, Beefy Heavy Duty Driver Or Driven Sprocket Installations

Single 25-Tooth Roller Chain Sprocket with Type A Hub
✔️ 25 teeth, 0.25 in pitch, 0.375 in bore, 2.129 in OD

A beefy, reboreable Type A hub sprocket built for series 25 chain drives. This single unit is designed for heavy duty power transmission in straight-line drives and can be mounted on shafts from 1/4" to 1/2" or drilled/welded for custom setups.

✅ For use with series 25 chain, 1/4 inch pitch for driver or driven sprocket applications
✅ Type A sprocket with reboreable hub for flexible mounting
✅ Shaft diameter options 1/4 inch to 1/2 inch for versatile mounting
✅ 0.375 inch bore, 2.129 inch outer diameter, 0.11 inch width
✅ High carbon steel construction for strength and durability

💡 What is a 25 tooth chain sprocket with Type A hub typically used for?

A handy component in power transmission for straight-line chain drives.

• Power transmission with 1/4 inch pitch chain
• Reboreable Type A hub for flexible mounting
• Rugged high carbon steel construction for durability
• Works with standard keyseat and setscrew mounting