U-bolt clamp kit, compatible to mount antennas to mast/ tube/ pole for outdoor applications.Designed to assist most outdoors extenders, 4G LTE/ WiFi/ VHF /CB/ LoRawan antennas, and TV antennas.Colour: as shownMaterial: alloySize: 100x50mmPackage Contents:4 set * Mounting bracketOnly the above equipment content, different merchandise aren't included.Note: Light shooting and various reveals can cause the colour of the item in the photo a bit of diversified from the real thing. The dimension allowed error is +/- 1-3cm.