Sirio CX440. Type: 3/4 wave coaxial J-pole UHF Base station antenna. CX 440: 440-455 MHz. Wind load / resistance: 25 N @ 150 Km/h / 180 Km/h. Height (approx.). Wind surface: 0.02 m². Radiation (E-plane): beamwidth @ -3 dB = 60°.
eBay