2PCS ALLAN BNC Female to BNC Female CCTV Security Camera Adapter Coupler Straight Extender Connector

Package include : 50 Pcs BNC Female to BNC Female Connector (bnc barrel connector)Dimension : 3.2 x 1cm/1.3'' x 0.4'' (L*max.D);Material : Metal,silver colorConnect 2 BNC extension cables together to extend cable reachIdeal for CCTV applications;This BNC coupler is constructed of nickel plated brass for increased corrosion protection. Precision-made connectors ensure long-lasting quality. Can be used with professional video surveillance equipment and CCTV cameras. To use this BNC connector, simply insert one male connector into each end.