3/4" to 1" Inch with Step Key Gas Engine Pulley Crank Shaft Sleeve Adapter

Features:

- This steel shaft sleeve adapts a crankshaft from 3/4 inch to 1 inch diameter, it comes with step key that offsets from 3/16 inch to 1/4 inch.
- Alters motors with a different diameter shaft and alters pulleys for a different speed or belt.
- Reduces the necessity of buying a new motor or pulley to maintain existing components and speed/power requirements.
- Adapts larger wheel bores to smaller axles, works with Gas Engine Crank Shafts to enlarge the crank diameter to fit pulleys, gear boxes etc.
- One adapter and step key included; Made from cold rolled steel, CNC precision machined and tumbled, high durability.

Specification: 
Material: Steel 

Color: Silver 
Sleeve Inside Diameter: 3/4 inch 
Sleeve Outside Diameter: 1 inch 
Sleeve Length: about 3inch 
Sleeve Keyway Slot: 1/4inch 
Step Key Length: about 2 inch 
Package Weight: approx.138g 

Package List: 
1 * 3/4 inch to 1 inch Crank Shaft Sleeve Adapter 
1 * Step Key