Antenna Mounts

Choosing the right antenna mount is equally impart as selecting the right antenna to ensure reliable communications and avoid damage to either the antenna or vessel. Many Shakespeare® mounts include a special cable slot that eliminates removal of most factory-installed connectors. Mount types include:

  • Ratchet Mounts
  • Rail Mounts
  • Flange Mounts
  • Mast Mounts
  • Motorized Mount
  • Mount Accessories
  • Mount Kits
  • QuickConnect™ Mounts
Model No. Mount Type Description Construction Mounting Bolt Holes Thread U.S. Patent No.
4186  Ratchet Mount Four-way ratchet design with handle. Not for use with antennas longer than 8’ in self-supporting mode — this nullifies all warranties. Solid Nylon Deck or side 5/16” diameter // 3” x 11⁄2” on center Standard 1”-14 (male) --
4187 / 4187-HD (heavy duty)  Ratchet Mount Special cable slot eliminates removal of most factory-installed connectors. Heavy duty (HD) option for applications where extra strength and rigidity is needed. Stainless Steel Deck or side 9/32” diameter // 3” x 11⁄2” on center Standard 1”-14 (male) --
5187  Ratchet Mount Five-degree teeth for finer angle adjustment than standard ratchet mounts. Special cable slot eliminates removal of most factory-installed connectors. Stainless Steel Deck or side 9/32” diameter // 3” x 11⁄2” on center Standard 1”-14 (male) 7,525,507
6187  Ratchet Mount Full 4D range of motion without the use of tools. Maximum mounting location flexibility and ease of use, setting a new standard for asthetics. Stainless Steel Deck or side (can be installed at extreme angles) 5/16” diameter // 3” x 11⁄2” on center Standard 1”-14 (male) 10492323B2
Model No. Mount Type Description Construction Height Thread
4720  Economy Rail Mount Versatile design fits almost any application. Stainless Steel 7/8′′ - 1 1⁄4” rails vertical or horizontal square or round Standard 1”-14 (male)
4190  Rail Mount Special cable slot eliminates removal of most factory-installed connectors. Stainless Steel 7/8′′ - 1′′ rails vertical, horizontal, or angled Standard 1”-14 (male)
4188-SL  Rail Mount Heavy duty construction. Special cable slot eliminates removal of most factory- installed connectors. Stainless Steel 1′′ - 1 1⁄2” rails vertical or horizontal Standard 1”-14 (male)
Model No. Mount Type Description Construction Height Thread
4710  Flange Mount Heavy-duty, low profile, for GPS, Marine TV, and shorter antennas. Stainless steel 1” Standard 1”-14 (male)
4365  Flange Mount Straight mount, perfect for radar arches. Stainless steel 4” Standard 1”-14 (male)
Model No. Mount Type Description Attaches Works With Includes
483  Galvanized metal mast clamps kit -- -- Shakespeare® 476 antenna 2 clamps
Model No. Mount Type Description Construction
9187-MM   Motorized 4-way Antenna Mount Designed with marine-grade materials and sealed for all-weather performance. Rugged mount that ensures long-term durability even in the harshest saltwater conditions. Motorized tilt system allows antennas to be raised or lowered, while minimizing the need for manual handling. Sleek, shock resistant construction, and effortless push button operation. Ideal for convenient, secure antenna deployment on any vessel. • Full 0° – 90° Range of Motion • Enclosed Gear Drive for Extended Service Life • 10” Cable for Installation (Switch NOT Included) • Low Power Draw (<1.5 Amps) • Universal Antenna Compatibility with all Standard 1″-14 Marine Antennas up to 8′ Stainless Steel
Model No. Type Description Use With
414  Heavy-Duty Rubber Shim Kit for Ratchet Mounts Kit of four shims, two each with front/back and side/side slope. Each shim adds a half-notch (5°) tilt. Stack them for extra height or for compound angles. Any Shakespeare® ratchet mount
Model No. Type Description Works With Thread
81-S  Stainless Steel Swivel Mount For deck or side mounting of Style 408-R upper support bracket (sold separately). Base is dual jointed, free-pivoting, and allows easy lowering of antenna for clearing overhead obstructions. Style 408-R upper support bracket (sold separately) Standard 1"-14 thread.
408-R  Stand-Off Bracket Mounting Kit Insulated stand-off bracket made of white molded plastic. Styles 81-S Swivel Mounts (sold separately) and antennas of 1 1⁄8” or 1⁄2” (using inserts provided). --
410-R  Swivel Mount Mounting Kit Combines the Style 81-S Swivel Mount with the Shakespeare Style 408-R molded upper bracket. The provided inserts are for 1 1⁄8” and 1 1⁄2”. --
Model No. Description Construction Connection Mounting Bolt Holes Thread Max Height of Antenna
QCM-SR  Stainless Steel Ratchet Rail Mount Stainless steel Centerpin® PL-259-CP-G Deck or side 9/32” diameter // 3” x 11⁄2” on center Standard 1”-14 (male) 8'
QCM-S  Stainless Steel Ratchet Mount Stainless steel Centerpin® PL-259-CP-G Deck or side 9/32” diameter // 3” x 11⁄2” on center Standard 1”-14 (male) 8'