Mounting head plate has 4 adjustable arms to hold any engine up to 1,250 lbs. (except Volkswagen or Porsche air-cooled?see Repair Stand Adapter). Mounting head rotates 360? and locks in place?you can position engine at angle best for you. Front swivel casters and rear casters make it easy to roll engine and stand almost anywhere. Sturdy square-tube construction. Easy bolt-together assembly?disassembles for compact storage. 750lb. capacity (shown) has "T" base design, approx. 30"W x 34"H x 32"D assembled. 1000lb. capacity has "H" base design approx. 30"W x 36"H x 33"D assembled. 1250lb. capacity has "U" base design for maximum stability, approx. 32"W x 37"H x 34"D assembled. Repair stand adapter lets you mount any separated VW or Porsche air-cooled engine on these stands.