Add to Wishlist Norco Lifting 72220A 20 Ton Floor Jack Norco 72220A 20 Ton Floor Jack Heavy duty truck, heavy construction and agricultural equipment maintenance garages. Features: U.S. PATENT NUMBER: 7,055,801 B2 Chromed ram and dust seals prevent hydraulic contamination. Safety bypass and overload systems... MSRP: $3,159.00