uxcell 20Pcs BNC Male Coax Coaxial Connector for Security Camera Product Name : BNC Male Connector;Color : Silver Tone Material : Metal;Thread Size : 5.5mm Size (each) : 3.5 x 1.4cm/ 1.38" x 0.55"(L*D) Weight : 195g Package : 20 Pcsx BNC Male Connector