This steel shaft sleeve adapts a crankshaft from 3/4?? to 1?? diameter. It comes with step key that offsets from 3/16?? to 1/4??.

Specification: –Sleeve inside diameter 3/4?? –Sleeve outside diameter 1?? — Sleeve length is about 3?? –Sleeve Keyway slot 1/4?? –Step Key Length is about 2??

Applications: –Alters motors with a different diameter shaft –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 axels — Works with Gas Engine Crank Shafts to enlarge the crank diameter to fit pulleys, gear boxes etc.

The sleeve and step key are designed to exact fit on your 3/4?? diameter crankshaft with 3/16?? keyway and enlarge it to 1?? diameter with 1/4?? keyway.

Package Include: 1pcs Sleeve 1pcs keystock
This steel shaft sleeve adapts a crankshaft from 3/4?? to 1?? diameter. It comes with step key that offsets from 3/16?? to 1/4??.
Applications:
–Alters motors with a different diameter shaft
–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 axels
— Works with Gas Engine Crank Shafts to enlarge the crank diameter to fit pulleys, gear boxes etc.
Specification:
–Sleeve inside diameter 3/4??
–Sleeve outside diameter 1??
— Sleeve length is about 3??
–Sleeve Keyway slot 1/4??
–Step Key Length is about 2??
The sleeve and step key are designed to exact fit on your 3/4?? diameter crankshaft with 3/16?? keyway and enlarge it to 1?? diameter with 1/4?? keyway.
Package Include:
1pcs Sleeve
1pcs keystock