Pneumatic Sausage Cartridge Dispensing Gun. The cartridge or soft pack is held within a metal casing therefore making it easier to achieve the desired effect. A very well-balanced dispensing gun with a comfortable and ergonomic handle. The gun is equipped with a telescopic piston that prevents the compressed air coming into contact with the material sprayed. Fitted with an air regulator to control air flow and a regulator to control the flow of the sealant Supplied with a variety of nozzles to achieve different effects