Sellstrom Mfg Co American Forge & Foundry Hydraulic Axle Jack 80/50 Ton 2 Stage Air p/n 549SD

THERE ISN'T MUCH THAT YOU WON'T BE ABLE TO LIFT WITH THIS SUPER DUTY 2 STAGE AIR HYDRAULIC JACKHEAVY DUTY TRUCKING AGRICULTURAL CONSTRUCTION MILITARY EVEN AIRCRAFT - THIS DOES IT ALL THE PISTON HEAD SEAL DESIGN IS BORROWED FROM INDUSTRIAL TECHNOLOGY PROVIDING A SUPERIOR LOW AND HIGH PRESSURE SEAL GIVING THIS JACK A MUCH BETTER HOLD UNDER SEVERE LOAD CONDITIONS.THE EXTRA LONG 138CM (54"") HANDLE CAN BE LOCKED IN 3 POSITIONS FOR EASY POSITIONING OF THIS JACK IN HARD TO REACH PLACES. AN INTEGRAL DESCENT METERING VALVE MAINTAINS A CONTROLLED AND SAFE LOWERING OF THE LOAD. SINGLE PIECE BASE CONSTRUCTION PROVIDES SUPERIOR STRENGTH FOR INCREASED LOAD STABILITY. DOUBLE POLISHED CHROMED PISTONS ALLOW FOR MUCH TIGHTER TOLERANCES WHICH REDUCE OIL BYPASSING AND REDUCED RAM SCORING. AIR ASSISTED LOWERING SPEEDS UP RAM RETRACTION. BUILT IN OVERLOAD SAFETY VALVE PREVENTS DAMAGE TO UNIT DUE TO EXCESSIVE LOAD. COMES WITH 2 EXTENSIONS (75MM/3"" + 45 MM1.75"") AND SADDLE ADAPTER. UNITS ARE TESTED TO -13F(-25C) AND +113F(+45C) AS WELL AS OFF CENTER LOADING TO ENSURE A LONG LIFE UNDER EVEN THE HARSHEST CONDITIONS. 1 YEAR LIMITED WARRANTY.