his MM31 400 ml Dual Cartridge Pusher is used to supply volumetric pumps and dispensers with Loctite products packaged in 400 ml dual cartridges. This unit is used with the Dual Rotor Pump (IDH # 1774437) and a MM25 Controller (IDH # 1533495 ) both sold separately to apply precise amounts of Loctite brand adhesives. Adhesives are two-part products such as methyl methacrylates (MMAs), epoxies, and silicones. See Fluid Kits below for easy hook-up to Dual Rotor Pump