Skip Length – 100 cmWidth – 13,5 cmHeight – 9,5 ; 12 cmLoading class A15 (1.5ton), B125 (12.5ton), C250 (25ton) HDPE channel, Grating – Galvanized, Stainless steel, Ductile iron, HDPE.Gratings are fastening to channel by 2-screw tie-rod fixing system.It comes complete with drain boxes.Easy to install. See Installation Instructions