... quick release coupling 1.material:copper 2.size:1/2" to 6" 3.type: A,B,C,D,E,F,DC,DP ... making progress with customer together* mainly export country camlock connection quick release coupling *Material: S/S, brass, Al, pp,nylon ... D, type E, type F, type DC, type DP *advantage: economical, convenient, simple,*available in a wide ... *package: wood or steel pallet camlock connection quick release coupling