• 8.3dBd gain VHF 144MHz-148MHz<br> • 11.7dBd gain UHF 430MHz-450MHz<br> • 17ft tall<br> • Omnidirectional<br> • Heavy-duty fiberglass construction<br> • 3 sections<br> • Imp: 50ohm <br> • UHF female (SO-239) connector<br> • Mast diameter accepted: 1-3/16" x 2-7/16"<br> • Includes mounting bracket & 3 stainless steel radials 20-1/2";