1.Name: Quick Coupler 2.Thread:BSP 3.Shape:SH.SM.SP.SM.PH.PM.PF.PP(Female,male,hose barb,plug) 4.Material:steel 5.Size:1/4'' 1.Name: Quick Coupler2.Thread:BSP3.Shape:SH.SM.SP.SM.PH.PM.PF.PP(Female,male,hose barb,plug)4.Material:steel5.Size:1/4''deievery time:20days air coupler