Welded steel construction; With 2 innovative plastic safety handles; Toe of sheet steel; Bended transverse strut; Plastic skids are replaceable and mounted completely on the tube; Powder-coated RAL 5010 gentian blue; Permanent surface protection; Impact- and scratch-resistant; Pneumatic tyres on steel wheel rim or solid-rubber tyres on special plastic wheel rim with precision deepgroove ball bearings and plastic wheel cap.