The LOCTITE 50 ml Dual Cartridge Manual Applicators are handheld, manually operated meter mix dispensers used to dispense two-part epoxies, MMAs and urethanes.The LOCTITE 50 ml Dual Cartridge Manual Dispense Applicators provide a convenient method to apply product with minimal waste. They are compatible with various mix ratio products. These devices are designed for low to high viscosity adhesives.