Exclusive, Patented Tool is Compatible With All Automotive Serpentine Belt Drives

Quickly identifies two most common types of pulley misalignment – parallel offset and angular – that reduce belt and pulley service life and produce unwanted noise. Simply position tool within grooves of pulley and aim laser beam at opposite pulley. 

• Lightweight, easy-to-use tool includes special laser enhancement glasses for easy viewing in all light conditions
• Comes with high-impact resistant carrying case

Part Number: 91006