Still in operation daily. Can be viewed in operation. Hoist is getting tired and ready for retirement. Rams are starting to weep. Rust forming on bed but still very sound. Safety locks operate well.Comes with 2 jacking beams and corded remote. Has rear slip plates and recesses for turn tables. Hoist has been serviced every year. +1 The Powerrex SL-4400X is a 4-ton capacity scissor hoist designed for wheel alignment, compatible with various alignment systems. It features a lockable, covered rear slip plate, a lattice-type P.O.M bearing structure, and 90mm extended width for increased compatibility. The SL-4400X can be setup for above or in-ground installation and is compatible with both 3-phase and air power. Key Specifications: Model: SL-4400X Scissor Hoist Capacity: 4000kg (4 tons) Compatibility: All alignment systems (infrared, CCD, 3D) Rear Slip Plates: Lockable, covered, with H-beam structure Bearing Structure: Lattice type P.O.M bearing for accurate alignment Width: 90mm extended width Installation: Above or in-ground setup Power: 3-phase and air Lifting Jacks: 2 x 2t lifting jacks