Sirio Performer 5000 3/8 NS 10m & CB Mobile 3/8 Trucker Antenna (No Shaft) CB & 10m Mobile antennas Very High power handling capability Tunable from 27 to 30 MHz 17/7 PH tapered stainless steel whip Whip detachable for car-wash Type: trucker antenna Frequency range: 27 ... 30MHz Impedance: 50  Polarization: linear vertical SWR @ res. freq.:  1.2 Bandwidth @ SWR  2:  2600 KHz (230 channel) Max. power: 1500 Watts (CW) continuous 5000 Watts (CW) short time Connection: 3/8"x24 thread male Height (approx.): 2.02 mm/ 6.6 ft Weight (approx.): 480 gr/1.06 lb Made in Italy