Product Descriptions ? Application Suitable for 3 ton & 3 1/4 ton Floor Jack. For ARCAN- HJ3000-, COSTCO, HARBOR FREIGHT, POWERBUILT, NORCO, CORNWELL, ASTRO, MATCO, AFF, JACKCO, AFF, SUNEX, NEIKO. ? Function Prevent leak. Direct replacement pump plunger kit for the smaller of the two plungers at the "LOW SIDE". ? Item Size .
