Rock Solid Number 80 Roller Chain Sprocket Single Strand Type B Hub Bored To Size 1 Inch Pitch 36 Teeth 1.25 Inch Bore Heavy Duty Drive Sprocket For Real World Shop Floor Rig Applications Today

Single unit heavy duty drive sprocket for workshop machines
✔️ Thirty six teeth one point two five inch bore high carbon steel

This single number eighty roller chain sprocket moves power straight to the axle on factory lines, conveyor belts, and home workshop rigs. Sliding right onto the shaft, it mates clean with standard eighty series chains and skips the extra hardware mess.

✅ Fits standard sixty eight and eighty series roller chains
✅ High carbon steel body resists wear on busy shop floors
✅ One point two five inch stock bore machines to your exact size
✅ Two setscrews plus full depth keyway lock tight to shafts
✅ Meets all ansi standards for reliable power transmission

💡 What makes bored to size chain sprockets handy for custom machinery builds?

This direct mounting setup skips the hassle and locks down tight to any shaft diameter.
- Custom boring jobs save serious time when swapping out busted transmission parts
- Centerline keyways keep chain tracking straight under heavy payload shifts
- Regular screw patterns make quick fixes easy for weekend mechanics

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