NC Length – 100 cm Width – 16, 21, 26, 36, 50 cmHeigth – 15 – 50 cmLoading class D400 (40 tons), E600 (60 tons) Channel – HDPE, Grating – Ductile iron.Gratings are fastening to channel by 8 screws.It comes complete with trash boxes.Easy to install. Installation Instruction here