DescriptionInsert used in connection between THE -M AND -P hydraulic couplings on electric SL jack series. View Parts Reliable WheelRelated Models150-Ton, 27″ (686mm) Superlift Jack – Electric123456View Model100-Ton, 27″ (686mm) Superlift Jack – Electric123456View Model ProductsSuperlift Jack ModelsHeavy Duty Hydraulic JacksElectric Hydraulic JacksJR Series Mobile JacksLow Profile JacksSuperlift Jack Options