Truck Antenna Mirror Mount Bracket By Heavy Duty Stainless Steel Side Rail Mast Clamp Mount Accepted UHF-F, SO-239, 3/8" x24 CB Stud, N-Female Connector for Amateur Ham, CB, TV, Mobile Antenna. 1. > 16.5 mm diameter hole accept 5/8-inch connectors such as UHF-Female, SO-239 Stud, N-Female and CB Stud 3/8" x 24T. 2. > Truck Mirror Mount L Bracket made by
Heavy Duty Stainless Steel construction: 0.11" (3 mm ) thickness, 3. > Vertical or horizontal mounting - 2.12" (54 mm) depth. 4. > Suit Mirror Rail diameter up to 1.1" (28 mm). Also can be used to mount driving lights, flags, HF and Trunking radio antennas. 5. > Hardware provided 4 Bolts, 4 Lock Washers and 4 Nuts.