For use with 81-S or 407 swivel mounts (sold separately) and antennas with diameters of 1-1/2", 1-1/8" or 1" (inserts included for smaller sizes).
| Brand | Shakespeare Antennas |
| _Description | Upper Support Bracket |
| Shipping Details | |
| Weight: | 0.25 lb |
| Length: | 5.5 in |
| Height: | 1.25 in |
| Width: | 5.5 in |