Clamping flange for drum pumps, made of polypropylene (PP) , chemical resistant. Supplied = assembled. Material = polypropylene. Product type = accessories for pumps. Can be secured in the container or canister safely. Chemical resistant. Suitable for securing the pumps in special solutions. Clamping flange made of polypropylene. Suitable for all drum pumps with a diameter of 40 or 41 mm. For IBC containers or special containers for securing the Ø 40/41 mm drum pump using screws. Flange Ø 135 mm. Can be secured using the circle of holes. Circle of holes Ø 115 mm.