Type DC aluminum male camlock coupling 1.Material :AL 2.Size:1/ ... ,NPT DIN 4.Casting Method:Gravity casti Camlock quick coupling Type DCMaterial:AL,stainless steel, brass, PP, Nylon Size:1/2 ... :Gravity castingSurface Treatment: Grind, Oidation, Sand blastThreads:BSP,NPT DIN Type DC aluminum male camlock coupling