Heavy Duty -- The antenna mast clamp is made of high quality galvanized zinc-plated iron with anti-rust coating finish. It can withstand harsh weather conditions, ensuring long-lasting performance. Strong Clamping Force -- The V-jaw brackets keep the assembly nice and secure even in inclement weather. They provide a stronger grip on the poles, ensuring they don't slip down in the wind. The whole set of accessories can be used for holding poles with diameters ranging from 1 to 3.7 in (25-94mm). Versatile mounting -- The Mast to Mast Clamp is ideal for mounting a larger antenna to a mast or mounting one pole to another.
It supports most WiFi antennas, PCS antennas, Cellular antennas, and TV antennas, flagpoles, umbrellas, fishing rods, and other outdoor decor