4366-R Stainless Steel Mast Mount

4366-R Stainless Steel Mast Mount

Stainless Steel Mast Mount

The Shakespeare® 4366-R is a new and improved version of the 4366 mast mount. It features a stainless steel design with a standard 1”-14 thread to allow mast mounting of the Shakespeare SeaWatch® TV antennas 3019, 3015, 3004, the WebWhip®, and a host of other stainless steel whip antennas like the 5215.

  • Ideal for sailboat masts
  • Made from stainless steel, making it corrosion resistant, durable
  • Two Versatile mounting options- screw holes and banding slots
  • A 1”-14 threaded stud and 2 mounting holes support a variety of Shakespeare products such as the SeaWatch 3019, 3015, or 3004, the WebWhip, the 5215, and other SS whip antennas


4366-R Stainless Steel Mast Mount
Dimensions: 15 3/4” x 3 5/8” x 4 5/32” (400 x 92 x 106 mm)
Weight: 1.85 lbs (0.84kg)
Mounting Options: 6 x Screws, 2 x Banding Straps, or both (Up to ¾” (19mm) banding straps and ¼” (6.4mm) dia. holes)
Mast Diameter: 3 5/8” (92mm) dia. or larger
RoHS Compliant: Yes
Mounting Features
1 x 1”-14 male threaded stub: SeaWatch 3019, 3015, or 3004
2 x 5/8” (15.9mm) dia. holes: WebWhip WIFI-1 or WIFI-2

Antennas with SO-239 type connector
5215-AIS, 5215-C-X, 5216
US Only: 5215, 5242-A
EU only: 5215-D, 5242-A, 5247-A-D

Technical Support

Specification Sheet: 4366-R.pdf

Instruction Manual: 4366-R

For technical information, please email Tech Support


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