PCTEL Maxrad 3/8 or 3/4 Hole Mount Brass Antenna with UHF Male Connector The PCTEL Maxrad BMA vehicle roof mount antenna installation hardware kit is for Motorola-style mobile antennas 0-1000 MHz. This NMO mount is a brass permanent mount for a 3/4 or 3/8 inch hole (from below). The PCTEL mobile antenna mount includes 17 feet of RG58/U cable and silver-plated UHF male solder connector. Thread size is 1 1/8 inch - 18. Compatible With: Motorola style antennas; This product ships in approximately 1 days