Crank Shaft Sleeve Adapter, High Strength Steel 3/4" to 1" Inch Gas Engine Pulley Adapter with Step Key Auto maintenance tool

【Premium Quality】: This brand new 3/4 inch to 1 inch crank shaft sleeve adapter is made from cold rolled steel material with precision CNC machining and tumbling, which is in use, has quality and long service life. 【Excellent Performance】: The 3/4 inch to 1 inch gas engine pulley adapter reduces the necessity of buying a new motor or pulley to maintain existing components and speed/power requirements. It alters motors with a different diameter shaft and alters pulleys for a different speed or belt, which is very practical. 【Product Specifications】: 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. 【Function Introduction】: The 3/4 inch to 1 inch crank shaft sleeve adapter adapts larger wheel bores to smaller axles, works with gas engine crank shafts to enlarge the crank diameter to fit pulleys, gear boxes etc. 【Fitment】: The crank shaft sleeve adapter 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.