uxcell 20PCS Metal BNC Male to F Female Jack RF Coaxial Adapter Connector Video and Headend Applications Product Name : BNC Male to F Female Connector;Type : BNC Male to F Female Color : Silver Tone;Material : Metal Size (each) : 2.7 x 1.4cm/ 1.1" x 0.6"(L*D) Weight : 164g Package : 20 x Connectors