The Hypro 6500XL-A Roller Pump is constructed of a SilverCast pump body, stainless steel shaft, Viton seals and 6 Super Rollers. Also known as the RoundUp Ready pump, this Hypro 6500XL-A can withstand harsh chemicals and fluids such as RoundUp, emulsives, aromatic solvents, herbicides, insecticides, and other hard-to-handle fluids.