Fitting mixing gun, Size:19 x 18 x 6cm/ 7.48" x 7.09" x 2.36", Tube cartridges capacity: 50ml It's suit for 50ml kits, works with Loctite, Devcon, Araldite, Gorilla, and others with standard 50ml cartridges Don't be distracted by the plunger diameters as this tool also works on similar material kits with 2:1 and 1:1 ratios