System Three Plunger Pump for Gallon & Half-Gallon Containers is a specially designed plunger pump made to dispense System Three liquid epoxy resins and hardeners with ease. This pump fits directly onto gallon and half-gallon bottles of popular System Three products such as General Purpose Epoxy, Clear Coat, SilverTip Epoxy, Cold Cure, SB-112, RotFix, MirrorCoat, and MirrorCast. It is important to note that this pump is not for use with System Three adhesive products. Each purchase includes one complete pump assembly, ensuring you have everything needed for efficient epoxy dispensing. Model Number: