29 Oz. Jumbo Quart Caulk Gun comes with below features:

• Standard 29 oz. Cartridge
• Mechanical Advantage 12:1
• Switchable Flow Control
• Seal Puncture Device
• Wear Compensating Device
• Built-in Ladder Hook
• Catch Plate - Sintered Steel
• Barrel Turns - Application Around Corners
• Low-Medium Viscosity Materials
• Thumb Activated Instant Pressure Release
• High Volume Usage