One Inch To One And One Eighth Inch Crankshaft Sleeve Adapter Kit Three Inch Long Stainless Steel With One Quarter Inch Keystock And Keyway Slot Gas Engine Crank Shaft Reducer For Pulley Bore Predator Compatible
✔️ 1 in to 1-1/8 in stainless sleeve, 3 in long, 1/4 in keyway
This CNC-machined stainless steel sleeve enlarges a 1 in crankshaft to 1-1/8 in, enabling compatibility with pulleys, gear boxes, belts and gas engines. It saves replacing shafts or whole assemblies by adapting existing components.
✅ Sleeve Inside Diameter: 1"
✅ Sleeve Outside Diameter: 1-1/8"
✅ Sleeve Length: 3"
✅ Keyway Slot: 1/4"
✅ Step Key Length: 2"
💡 What is a crankshaft sleeve adapter used for in mechanical projects and how does it help with pulley and gear alignment? Short answer: It lets you reuse existing pulleys and gears by adapting shaft diameters without replacing major components.
- Extends pulley, belt and gear compatibility with different shaft bores
- Maintains precise alignment to prevent belt wear and misalignment
- CNC machined stainless steel provides strength and durability
- Includes a 1/4 in keystock for secure mounting in a keyway