Practical support with wheels allowing just one person to hold and carry all kind of panels, heavy doors, carpentry parts in wood, aluminum, PVC, etc. Clamp opening from 6 to 110 mm, both are protected to avoid to damage the holded piece. Easy and fast use, the piece to be holded is fixed just only with its pressure. Easy extraction thanks to the foot pedal.The two inflatable pneumatic wheels allow to move the SPR770T in a easy way, even to go up some stairs. The wheels can be blocked for a stationnary use of the support, so it is possible to do some work on the door or panel. Practical and strong design, ideal for several kind of works for the professional woodworkers. It is possible to hold and carry pieces up to 200 kg weight.