Pro Dual Component High Density Cradle-Style Caulking Gun 9" is a dual Cartridge caulking applicator gun that will dispense300ml : 300ml | 200ml : 200ml | 300ml : 100ml cartridges. It is lightweight and has a high density sintered thrust block for easy continuous ejection of materials and a heat treated pressure rod for strength.
It is lightweight as it has a magnesium alloy cartridge holder and handle with a comfort grip thumb release, an auto flow stop system and a 25:1 thrust ratio