The PS600 is a professional quality metal sausage gun recommended for heavy-duty usage and its higher ratio makes is suitable for gunning higher viscosity products. The sausage packs collapse inside the tool allowing the user to squeeze nearly all the material out of the package so there’s very little waste. Of course, this versatile tool adapts to 10 oz/300 mL/380 mL cartridges as well.2-1/8 ft Dia rotating barrelHeavy-duty aluminum barrelMachined blade spout cutter in handleSteel push plate and neoprene plunger