The Aerpro CBBU2 Stainless Steel Universal Guard Mount UHF Antenna Bracket, also known as a Z bracket, has been designed to fit the gap in between the bonnet or boot and the side guard of the vehicle. This mounting bracket has a straight design which allows the antenna mounting position to remain horizontal when fitted to vehicles with relatively straight guards. This mounting solution is ideal for vehicles without bullbars that require installation of a UHF CB antenna. Made from corrosion resistant 1.7mm thick 304 grade stainless steel, this high quality bracket which will withstand the harsh on-road and off-road driving environments. The Aerpro CBBU2 has a 16.5mm opening for the antenna to mount, making it suitable for use with all brands of UHF CB Antennas in Australia and New Zealand that have a 16mm mounting thread.