3M Scotch-Weld EPX Plus II 50005 Cartridge Plunger - For Use With Plus II Manual Applicator - 1:1 Mix Ratio [PRICE is per EACH] Designed to drive a precise mix and smooth flow for 1:1 ratio 3M adhesives. Provides even pressure for dispensing EPX 3M adhesives. 3M approved accessories work with 1:1 3M(TM) Scotch-Weld(TM) Duo-Pak Cartridges to simultaneously meter, mix and apply two-part adhesives and potting compounds. This product is an industrial product manufactured outside of California. It has not been assessed for consumer sale or use. Contact the manufacturer if more information is needed for your use.