and high quality Made of high quality materials, 5.6M/18.4FT GP telescopic antenna for amateur radio users DIY shortwave antenna for antenna,Can be used for DIY shortwave radios and telescopic antenna elements. It can also be used for DIY positive V antenna, GP antenna, and for antenna. Expanded length: 5.6m/18.4ft Number of sections: 14 sections Connection nut: M10 (external thread) Special Process:The 10 bottom sections all use secondary reinforcements to change the stress points and make them stronger and tighter. Of course, it takes a little more effort to fold and extend than an ordinary telescopic antenna. Therefore, upright shaking can be reduced and automatic retraction can be avoided, thus extending its lifting span.When extending, it is recommended to pull out section by section from the top, and when retracting, it is recommended to retract section by section from the bottom. Color: Silver Material: Stainless Steel Package Contents: 1 x Antenna Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.