Monkey Made MM9 Short - 3" Load, 8" Shaft 5' 6" Long 30,000 Watt Capacity Bandwidth 26-29 MHz Ultra-Wide Band Impedance 50 Ohms 1/4 Wave Whip Included 49" 3/8" x 24 thread Use a heavy duty mount with these antennas because of the length. Monkey Made antennas have a Lifetime Warranty.