Pu foam gun * zinc alloy body: sand blasting with nickel coated * universal zinc alloy adapter, brass nozzle * brass adjustable screw * environmental pom handle * stainless steel sealing needle * steel trigger with nickel coated * steel gun barrel length: 143mm, with nickel coated * ce certification * individually tested by air pressure Packing: Each one with a white triangle inner box, 20pcs per outer carton; carton size: 59*38*33cm; gross/net weight: 12/11kgs;