ITEM NAME:2Pcs G1/4 Mini External Thread Male To Male Water Cooling Rotary Fitting Ad T7F2 2Pcs G1/4 Mini External Thread Male To Male Water Cooling Rotary Fitting Ad T7F2 Application:Computer Case Type:Water Cooling Heatsink Material:Copper Compatible CPU:Common Color:Black material:metal Size:inner hole diameter 9.5mm Package Contents: 2 x G1/4 double male adapter.2 x G1/4 double male adapter. Type:Water Cooling. Application:Computer Case.