For 10 oz. cartridges. 18:1 Thrust Ratio for easy extrusion of high viscosity caulks and sealants. Equipped with rotating barrel, enabling end user to change angle of caulk bead without rotating entire gun (especially useful feature in tight spots).

• 18:1 Thrust Ratio for Easy Extrusion of Viscous Caulks & Sealants
• Rotating Barrel for Changing Angle of Caulk Bead
• Zinc Alloy Handle, All-Steel Welded Construction
• Spout Cutter
• Seal Puncture Tool