Galvanized steel. For mounting antenna to side of building. Includes: (2) brackets, (2) u-bolts, all needed hardware.
Secures antenna mast to house, roof or attic. Includes: bracket, u-bolt and all needed hardware.
Converts antenna style input to coax cable input. 300 to 75 ohm transformer. Rated for outdoor use. Connects to outdoor TV antenna. 2.75" height x .87" width x .87" depth.