One of the best selling 10M-HAM and CB (11 Meter) Base antenna in the world, high quality, strong build:
 
Base station antenna, Omnidirectional
High power handling capability
Low radiation angle for excellent DX
Equipped whit excellent multi element ground plane
Optional radials reinforcement, anti-noise NYLON RING
Protection from static discharges DC-Ground
Made of aluminium alloy 6063 T-832
Type: 5/8λ ground plane
frequency range: tunable from 26.4 to 28.4 MHz
System: 10M-HAM
Impedance: 50Ω
Radiation (H-plane): 360° omnidirectional
Polarization: linear horizontal
Gain: 1.3 dBd, 3.45 dBi
Bandwidth:≥ 2MHz @ SWR ≤ 2
Max. power: 1000 Watts (CW) continuous 3000 Watts (CW) short time
Feed system / position: Transformer DC-ground / base
Connector: UHF-female
Materials: Aluminium, Steel, Nylon
Height (approx.): 6700 mm / 21.98 ft
Weight (approx.): 6000 gr / 13.23 lb
Mounting mast: Ø 35-39 mm