Stationary swivel hoists boom rotates 360°, lifts 500 lbs. when extended and 1000 lbs. closed. U.S.A. Capacity (lbs.): 1,000, Long Ram Jack Capacity (Tons): 3 3-ton long hydraulic ram provides power 4-position lockpin set screw Boom is 52in. long extended, 35 1/2in. closed Lowest and highest positions: 23in. and 96in. 10.5in. x 10.5in. base plate Steel tubing construction, 3in. x 4in. x 3/16in.