4 in. Piston Ring Compressor E3830

This piston ring compressor is 4 in. high to work on larger deep-skirt pistons. Two spring steel bands provide evenly distributed pressure across all piston rings. Handles most pistons from 2-1/8 in. to 6-7/8 in. diameter. Easy thumb release.

• Two-band, 2-1/8 in. to 6-7/8 in. capacity, 4 in. deep piston ring compressor.
• Two 1/2 in. wide spring bands equally distribute tension for easy compression
• For use on all passenger vehicles
• Sheet steel with black oxide finish
• Thumb release locking mechanism