Sulzer Mixpac ;Cox EA300PB Pneumatic Dual Component Applicator features an instant dump valve, supports discs, and replaceable parts. It has a mix ratio of 1:1 for 300 mL x 300 mL, 2:1 for 300 mL x 150 mL, and 4:1 for 300 mL x 75 mL cartridges. ;Nominal Thrust: 484 lbs.