3" piston ring compressor made from good quality spring steel. Adjusted using the 1/4" drive key (included).
US PRO Tools Engine Piston Ring Compressor Compressors Service Tool Set Kit 5589
Sykes Pickavant Medium Piston Ring Compressor Ratchet Action 57 - 125mm
US PRO Piston Ring Compressor 53 - 175mm Adjustable Ratchet Type Engine 5596
Engine Piston Ring Compressor 54-127mm Adjustable Type Ratchet
Sykes Pickavant Long Reach Large Piston Ring Compressor Ratchet Action 90 -175mm