Larsen - Magnetic Mount Antenna with UHF Male Connector Installed The Larsen NMO MMR magnetic antenna mount is for use withc. This Motorola-style magnet mount provides temporary, easily removable mounts for mobile antennas. This high frequency, 0 - 3000 MHz. NMO mount features a fully weatherized cable interface and a center pin that is removable to convert it from a standard frequency mount to a high frequency mount. The mobile antenna mount is constructed from a zinc alloy body plated with copper and nickel.The vehicle mount thread size is 1-1/8 inch -18. The Larsen vehicle magnetic mount for Motorola-style antennas includes 12 feet of RG58A/U cable. UHF male connector is installed. Compatible With: Motorola-style, NMO antennas;