Applications:

· High Quality,Fast Free Ship Within USA

· Made By CNC Machine,Which Provide Perfect match

· 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 2.3”

· Sleeve Keyway slot 3/16”

· Step Key Length is about 1.8”

Package Included: 

1* adapter and keyway 

As Picture Show