3M Scotch-Weld EPX Mixing Nozzle 9742 is for the 50 ml EPX applicator. The applicator is used to dispense 3M Scotch-Weld adhesives in duo-pak cartridges.
This plunger is for the 3M Scotch-Weld EPX Plus II Applicator. The EPX Plus II Applicator is used to dispense 3M Scotch-Weld adhesives in duo-pak cartridges.