The Beam lifter (600KG) is a simpler and more robust device for of material handling. No cables or guides just a simple screw mechanism which is similar to the acrow prop operation can be wound up to required height. It is a compact detachable elevator on wheels for lifting and fitting heavy loads such as steel beams. 

600kg Max Load|3 Metre Lift Height|No Cables

A single Beam Lifter has a lifting capacity of 600kg and will lift up to a maximum height of 3 Metres, Two Beam Lifters together has a lifting capacity of 900kg. The Beam Lifter will fit through gaps of up to 73cm (29 Inch)