4" Piston Ring Compressor Band fits 2" to 7" Diameter Pistons
- Band works for applications of 2" to 7" diameter pistons
- Two 1/2" wide spring bands equally distribute tension for easy compression
- Sheet steel with black oxide finish Thumb release locking mechanism
- Manual ratchet lever for controlled tightening (included)
- Quick-adjust ratcheting gear design keeps tension band in position for easy piston insertion into cylinder