HYS Amateur UHF NMO 17.7inchs Whip Antenna, 3.5dBi 462MHz–467MHz, W/ 13ft RG58 Coax Cable Roof NMO Mount Antenna Surface with UHF MALE/PL259/L Bracket for Yaesu Kenwood Vertex Icom Mobile GMRS Radios

UHF 462-467Mhz; with a frequency range of 462-467MHz, this antenna provides exceptional compatibility with more than a few GMRS radios and enhances signal clarity for efficient communication.
VSWR:< 1.5. Featuring a VSWR of not up to 1.5, this antenna ensures minimal signal loss, leading to clear transmissions and reception even in challenging environments.
Gain: 3.5dBi for better TX and RX; the high gain amateur radio antenna boosts signal strength, making sure seamless communication as much as long distances with its 3.5 dBi gain and NMO GMRS design.
The mount is a "trunk lid" mount with 13'/about 4m RG-58U cable. This requires a small (usually 3/8" to three/4" ) hole be drilled throughout the surface web hosting the mount, and is your only option for an extremely rugged installation.
L-Bracket Hole Stainless Steel 3/4" NMO Hole Mount, L Bracket for HYS TCJ-N1 Coax NMO Mount Cable Mobile Antennas Car Truck Hood install. Stainless Steel L-bracket for Trunk Groove Or Side Mounting.