This is the hydraulic ram that hooks right up to a 10 ton hydraulic pump, like in a 10 ton portable power. This is perfect for body work on trucks, tractors, and heavy equipment. This unit is made for bending, straightening, and pulling. Use for auto/truck body work, farm, construction equipment, old home and barn restorations and a lot more. 10 Ton Maximum ram capacity, Rugged forged steel swivel hooks, 5" pulling distance.