The 4186U is a nylon ratchet mount with handle for deck or side mounting. Unique design allows raising or lowering of marine antennas quickly. Not for use with antennas longer than 8 feet tall. Standard 1"-14 threads, stainless hardware. Bolt holes: 5/16" diameter, 3" x 1a 1 / 2 " on center. Comes unassembled. This product ships in approximately 1 days
This product is made in US