Professional caulk gun with 12:1 thrust ratio, perfect for applying standard materials such as acrylic, silicone and polyurethane. Engineered to deliver materials smoothly and precisely, it is easy to use and produces great results. 360-degree rotating cradle barrel for easy maneuvering in and around tight working areas. Made with heavy duty metal barrel, handle, rod, plate and treated with premium finish, it has the durability to satisfy even the most demanding professionals. Features built-in puncture pin and ladder hook. Use with 10 oz. or 300 ml cartridges.