25 Tooth Roller Chain Drive Sprocket For 25H Chains With 50 Teeth And Quarter Inch Pitch No Set Screw Holes Beefed-Up From 45 Steel With 10 To 12 Millimeter Bore

50T 25H Chain Sprocket, 1/4 in Pitch, 10-12mm Bore
✔️ 45# steel, 50T, 1/4 in pitch, 3mm tooth, bore 10-12mm, 1pc

This 50-tooth chain drive sprocket is designed for 25H chains and rugged machinery. Made from 45# steel, it supports power transmission in small machines, conveyors, and DIY projects. Bore is 10-12 mm rough machined for reprocessing; no setscrew holes. Pack includes 1 piece.

✅ Teeth: 50T
✅ Pitch: 1/4 in
✅ Material: 45# steel
✅ Bore: 10-12 mm (rough machining)
✅ No setscrew holes

💡 What is a chain drive sprocket used for? A handy overview of common uses.

- Transfers power through a chain-driven system in bikes, conveyors, and machines
- Handy for compact, reliable power transmission with 25H chain
- Used with a 50T sprocket and 1/4 in pitch; bore may need rework
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