Shakespeare's Style 4188-S Ratchet Rail Mount features fast release design, ratchet action, for quick and easy laydown. It mounts easily on 7/8" and 1" vertical, horizontal, or slanted rails.
The mount has two ratchet configurations, one secured by bolts through the bottom of the mount and one tightened by the ratchet handle. The horizontal ratchet permits rotation of the direction of the laydown that is controlled by the handle.
9/32" hole for cable feed-through
Standard 1" - 14 thread
Handles antennas up to 8' length
Stainless Steel, heavy duty construction
For rails of 7/8" and 1" outside diameter.