CAM&GROOVE COUPLER&ADAPTER TYPE A SIZE:1/2"-8" MATERIAL: ... Type AMaterial:Aluminum,Brass,Stainless steel,PP,nylonSize:1/2,3/4,1,1-1/4,1-1/2,2,2 ... -1/2,3,4,5,6,8Standard:AA59326,DIN 2828,JISCasting Method: Gravity ... also make products according to customer's samples or drawings. CAM&GROOVE COUPLER&ADAPTER