Heavy-duty PP tray provides a solid, stable work surface. Chemically resistant and easily cleaned. Raised 1 in. lip on edges of tray provides containment of up to 2.8 L in case of spillage. Excellent for use in medium and large-size Aldrich AtmosBags as a weighted base. Built-in threaded adapter allows a ⁵/₈ in. diam. lattice rod to be secured to tray as a vertical support for clamps. Lattice rod shown in picture not supplied with this product, purchase Z225665 separately.