K-D Tools 2284 2""To 5""Ring Compressor "
KDT2284 Features: -Use to install pistons 2-1/8'' to 5'' (54mm to 127mm) in diameter.-Positive lock action provides positive compression and fingertip release.-Slip tool over piston and tighten with L-shaped wrench to compress piston ring into piston grooves. Insert piston into cylinder and tap with hammer handle to install. Enlarged crimped edge prevents compressor from entering cylinder..-Piston Ring Compressor 2-1/8 to 5in.. Warranty: -Lifetime warranty does not cover abuse.