Specification: 610ML Means: 51*32*58cm Q'TY: 16PCS G. W. /N. W: 14.5/13.5kgs Material: Aluminum. Type: Cradle/ parallel frame/ cylinder Size range: 9"/ 10.5" (for cartridge 310ml to 600ml) Thickness of barrel: 0.6mm ~1mm Push rod: Smooth/ ratchet/ Hexagon. Zinc plated/ Chrome plated. Ladder hook or T bar end Finishing: Powder coating/chrome plated Handle: Contoured squeeze/ Die Cast Aluminum Non-Drip function could be at request OEM/private logo is available. More detail information and price terms will be offered at your request. We are the specialist supplier of caulking guns with many years experience. Much more models of caulking guns for both DIY and professional purpose. Quality products with favorable price will make your money worthy of it.