Home / Pipes and Fittings / Brass/Copper / Gunmetal CxFI Socket (Soldering) Gunmetal CxFI Socket (Soldering) Size Choose an option15mm X 1/2"22mm X 3/4"28mm X 1"15mm X 1/2"22mm X 3/4"28mm X 1"Clear Related products DELCOP Copper Elbow 90deg (Soldering) CONEX Brass CxCxC Tee CONEX Brass CxFI Tee HOTO Stainless Steel Tube Gunmetal CxMI Socket (Soldering) Brass FIxFI Wall-Plated Elbow