The Browning Premium 3-5/8 in. Magnet NMO Mounting with Rubber Boot and SMA Male features solid brass NMO, gold-plated contact pin, and a soft rubber boot on the magnet for scratch protection. The mount also features a 17 ft. RG58A/U cable with tinned copper braid 95% with solid copper center conductor, so it's built to last. | Browning | | Premium 3-5/8" NMO Magnet Mount with Rubber Boot, Preinstalled SMA-Male Connector BR-1035-SMA | Black | Best Buy