Made of galvanized plates, rust and corrosion resistance, compatible for any kind of weather. Even exterior can be utilized for an extended time.Adjustable U -shaped bolt brackets are used for rods, using universal antenna installation seat connection pipes and polar strains (from 1 -inch outer diameter to two -inch outer diameter).Quick, clean to install, huge backside and smaller height design are very effective, and the two pipes could be connected together, which is terribly secure and safe.It is used with Starlink, Meteorological Station, cellular telephone signal booster, outside camera, and other outdoors antennas.Note: The appropriate configuration of the imprint, the 4 anti -closed marks used to lock the board, and the 4 are used to forestall regular bolts and common bolts that prevent anti -bolt failure in long -term stressful wind energy. Please don't place the pads and the cushion between the anti -bolt and the plateColour:silverMaterial:steelSize:80 x 80mmPackage Contents:1 x U-BracketOnly the above package content, other products are usually not included.Note: Light reflection and various displays could cause the colour of the item in the photo a little bit various from the genuine thing. The dimension allowed error is +/- 1-3cm.