Regular Trench Drain Black Polymer & Pressed Galvanized Steel Grate - 3.33 Ft Simple click together design. Easily removable grate that allows for easy cleaning. 4 Ton vehicle rating when set in concrete. Made from lightweight, UV stabilized Poly Propylene Polymer. Anti flotation design prevents floating and doesnt require staking when setting in concrete. Easy Cut sections every 8in and join using our Convertors, to perfectly fit to any location.