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Home  >  Electrical  >  Radios, Antennas & Speakers  >  Antenna Bases, Brackets & Extensions
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Swivel antenna mount
Stainless steel swivel antenna mount.
For deck or side mounting when used with a Shakespeare SHK408 upper support bracket (sold separately).
Base is dual jointed, free-pivoting, and allows easy lowering of antenna for clearing overhead obstructions.
Standard 1"-14 thread.
Item#:
SHK81S
Manufacturer:
Shakespeare
Available:
In Stock
$113.91
Your Price:
$96.83
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Antenna Bracket
This adjustable antenna base features dual swiveling mounts for 
full adjustability and a ratchet-style handle for side or deck mounting.
Accepts any standard antenna with 1"-14 threads.
Not recommended for whips over 8' in self-supporting mode.
Constructed of UV resistant injection molded nylon.
Item#:
SDG329130-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$20.23
Your Price:
$14.36
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Fixed Antenna Base
This low-profile, flange mount fixed antenna base accepts 
any standard antenna with 1"-14 threads.
Ideal for GPS, marine TV, and other shorter antennas.
Constructed of UV resistant injection molded nylon.
Installs with three 1/4" RH fasteners (not included).
Item#:
SDG329500-1
Manufacturer:
Sea-Dog Corp
Available:
Out of Stock
$8.36
Your Price:
$5.93
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Galaxy extension mast
Heavy-duty Galaxy extension mast.
Shakespeare style 5228-4.
Constructed of high-quality fiberglass.
May be used to increase antenna height and range.
Features:
- Stainless steel upper and lower ferrules
- Galaxy white finish to match antennas
- Single section design of 48".
Length: 4 feet.
Item#:
SHK5228-4
Manufacturer:
Shakespeare
Available:
In Stock
$264.27
Your Price:
$224.63
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Galaxy extension mast - 2'
Heavy-duty Galaxy extension mast.
Shakespeare style 5228-2.
Constructed of high-quality fiberglass.
May be used to increase antenna height and range.
Features:
- Stainless steel upper and lower ferrules
- Galaxy white finish to match antennas
- Single section design of 24".
Length: 2 foot.
Item#:
SHK5228-2
Manufacturer:
Shakespeare
Available:
In Stock
$128.33
Your Price:
$109.08
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Galaxy extension mast
Heavy-duty Galaxy extension mast.
Shakespeare style 5228-1.
Constructed of high-quality fiberglass.
May be used to increase antenna height and range.
Features:
- Stainless steel upper and lower ferrules
- Galaxy white finish to match antennas.
- Single section design of 12".
Length: 1 foot.
Item#:
SHK5228-1
Manufacturer:
Shakespeare
Available:
In Stock
$120.09
Your Price:
$102.08
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Rail Mount Antenna Bracket
This rail mount adjustable antenna base features a lever action 
lay-down handle that makes lowering antenna quick and easy.
Accepts any standard antenna with 1"-14 threads
NOT recommended for whips over 8'.
Can be mounted on either 7/8" and 1" vertical or horizontal rails.
Constructed of UV resistant injection molded nylon.
Item#:
SDG327148-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$19.99
Your Price:
$14.19
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Stainless steel mast extension
Stainless steel mast extension. Heavy-duty design. Standard 1" male and female fittings. Shakespeare style 4700-1. Length: 12". Weight: .9 lb.
Item#:
SHK4700-1
Manufacturer:
Shakespeare
Available:
In Stock
$66.13
Your Price:
$56.21
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Stainless steel mast extension
Stainless steel mast extension. Heavy-duty design. Standard 1" male and female fittings. Shakespeare style 4700-1. Length: 12". Weight: 1.8 lb.
Item#:
SHK4700-2
Manufacturer:
Shakespeare
Available:
In Stock
$90.33
Your Price:
$76.78
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Straight antenna mount
Straight, stainless steel antenna mount.
4" high with a round flange.
Standard 1" mount.
Perfect for radar arches.
Item#:
SHK4365
Manufacturer:
Shakespeare
Available:
Out of Stock
$40.56
Your Price:
$34.48
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Antenna base
Adjustable antenna base features dual swiveling mounts for full 
adjustability and a ratchet-style handle for side or deck mounting.
Designed with an integral feed system for cable.
Accepts standard antenna with 1"-14 threads.
Constructed of corrosion resistant cast 316 stainless steel.
Optional gasket (SeaDog 329231) sold separately.
DP - display packed.
Item#:
SDG329230-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$88.29
Your Price:
$62.69
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Makes connecting and disconnecting your marine antenna easy
High quality connection will not generate vibration noise.
PL-259 center-pin crimp-on connector.
Stainless steel construction.
Rail mount.
Includes 20 feet of RG-58 cable.

Item#:
SHKQCMSR
Manufacturer:
Shakespeare
Available:
In Stock
$149.81
Your Price:
$127.34
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Stainless steel construction.
Base diameter: 3".
Height: 1-1/2".
Item#:
SDG329517-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$18.73
Your Price:
$13.30
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Fixed Antenna Base
4-1/4" high fixed antenna base features a flange mount base.
Designed to allow wire to feed directly through the base, 
eliminating the need for a separate cable grommet.
Accepts any standard antenna with 1"-14 threads.
Constructed of 304 stainless steel.
DP - display packed.
Item#:
SDG329515-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$24.65
Your Price:
$17.50
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Antenna based bracket
This ratchet rail antenna base features a lever action lay-down handle 
that makes lowering antenna quick and easy.
Accepts any standard antenna with 1"-14 threads
NOT recommended for whips over 8'.
Can be mounted on either 7/8" and 1" vertical or horizontal rails.
Constructed of corrosion resistant investment cast 316 stainless steel.
Item#:
SDG327145
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$72.97
Your Price:
$51.81
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Flange mount
Heavy-duty, low profile, 1" high flange mount.
For GPS, marine TV and shorter antennas.
Standard 1"-14 thread (male).
Stainless steel construction.
Item#:
SHK4710
Manufacturer:
Shakespeare
Available:
In Stock
$29.81
Your Price:
$25.34
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Open Base Antenna Mount
Adjustable antenna base features dual swiveling mounts for full 
adjustability and a control knob for quick and easy adjustment.
Designed to feed the antenna wire directly through the base, 
eliminating the need for a separate cable outlet and reducing potential areas for water leakage.
Accepts any standard antenna with 1"-14 threads.
Constructed of UV resistant injection molded nylon.
Item#:
SDG329100-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$26.91
Your Price:
$19.10
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Mounting kit with hardware
Swivel mount antenna mounting kit combines the Shakespeare 81-S
swivel mount with Shakespeare 408-R molded upper bracket.
The bracket features an insert to accept 1", 1-1/8", or 1-1/2"
diameter antennas or extension masts.
Swivel mount is stainless steel construction.
Standard 1"-14 thread (male).

Item#:
SHK410
Manufacturer:
Shakespeare
Available:
In Stock
$142.53
Your Price:
$121.15
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Shim kit for ratchet mounts
Shim kit for ratchet mounts.
Heavy-duty rubber.
Kit includes four shims: Two each of front/back and side/side slopes.
Each shim adds a half-notch (5°) tilt.
Stack for extra height or compound angles.
Item#:
SHK414
Manufacturer:
Shakespeare
Available:
In Stock
$13.63
Your Price:
$11.58
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Heavy Deck Mount Antenna Base
New, heavy duty, all stainless steel, adjustable antenna base has been enhanced with
additional height and weight.
For use with over-height whips or where extra strength and rigidity are required.
Features dual swiveling mounts for full adjustability and a ratchet-style handle 
for side or deck mounting.
Designed with an integral feed system for cable.
Accepts any standard antenna with 1"-14 threads.
Constructed of corrosion resistant investment cast 316 stainless steel.
Optional gasket (SeaDog 329236) sold separately.
Item#:
SDG329235-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$91.07
Your Price:
$64.66
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Antenna hook
Stainless steel. Will hold an antenna, fishing rod, boat hook and more. Dimensions: 2-3/8" X 1" X 3-13/16".
Item#:
SDG329790-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$9.54
Your Price:
$6.77
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Rail-mount antenna base
Rail mount fixed antenna base.
Designed to allow an antenna wire to feed directly through the base.
Ideal for VHF, Loran, GPS, and CB antennas with standard 1"-14 threads.
NOT recommended for whips over 8'.
Can be mounted on either vertical or horizontal rails, as well as any flat surface.
Constructed of corrosion resistant formed 304 stainless steel.
Includes UV stabilized injection molded nylon mounting brackets for use on 7/8" and 1" tubing.
Item#:
SDG327141-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$38.36
Your Price:
$27.23
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Antenna Mount Extension
Antenna base extension with male and female 1"-14 threads.
Constructed of corrosion resistant machined 304 stainless steel tubing.
Length 12".
DP - display packed.
Item#:
SDG329532-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$48.31
Your Price:
$34.30
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Fixed Antenna Base
4" fixed antenna base features a flange mount base.
Designed to allow antenna wire to feed directly through the base, 
eliminating the need for a separate cable grommet.
Accepts any standard antenna with 1"-14 threads.
Constructed of cast 316 stainless steel.
Item#:
SDG329510
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$37.15
Your Price:
$26.38
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Ratchet mount - heavy-duty
Ratchet mount - extra heavy-duty.
Four-way design with handle for deck or side mounting.
Equipped with quick-action handle and special cable slot.
Standard 1" male mounting.
Stainless steel construction.
Item#:
SHK4187HD
Manufacturer:
Shakespeare
Available:
In Stock
$97.48
Your Price:
$82.86
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Nylon rail mount
Economy stainless steel rail mount.
This mount comes with nylon adapters to fit 7/8", 
1" and 1-1/4" vertical or horizontal, square or round rails.
Can also be mounted to flat surfaces.
Standard 1"-14 thread (male).
Item#:
SHK4720
Manufacturer:
Shakespeare
Available:
Out of Stock
$36.74
Your Price:
$31.23
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Stainless steel mast extension
Stainless steel mast extension. Heavy-duty design. Standard 1" male and female fittings. Shakespeare style 4700. Length: 6". Weight: .45 lb.
Item#:
SHK4700
Manufacturer:
Shakespeare
Available:
In Stock
$40.66
Your Price:
$34.56
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Ratchet rail mount
Ratchet rail mount.
Ratchet action, fast release design.
Designed for quick and easy laydown.
Mounts easily on 1" to 1-1/2" vertical or horizontal rails.
For antennas up to 8 feet.
Special cable slot fits most factory-installed connectors.
Standard 1" connection.
Heavy-duty construction.
Item#:
SHK4188SL
Manufacturer:
Shakespeare
Available:
In Stock
$116.99
Your Price:
$99.44
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Adjustable Antenna Base
Adjustable antenna base features dual swiveling mounts for full adjustability
and a ratchet-style handle for side or deck mounting.
Designed with an integral feed system for cable.
Accepts standard antenna with 1"-14 threads.
Constructed of corrosion resistant cast 316 stainless steel.
Optional gasket (SeaDog 329231) sold separately.

Item#:
SDG329230
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$85.49
Your Price:
$60.70
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Antenna Mount Extension
Antenna base extension with male and female 1"-14 threads.
Constructed of corrosion resistant machined 304 stainless steel tubing.
Length 24".
DP - display packed.
Item#:
SDG329536-1
Manufacturer:
Sea-Dog Corp
Available:
Out of Stock
$71.55
Your Price:
$50.80
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Mast clamp bracket kit
Mast clamp bracket kit.
For use with Shakespeare style 476 antenna.
Galvanized steel construction.
Item#:
SHK483
Manufacturer:
Shakespeare
Available:
In Stock
$225.22
Your Price:
$191.44
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Fixed Antenna Base
4" fixed antenna base features a flange mount base.
Designed to allow antenna wire to feed directly through the base, 
eliminating the need for a separate cable grommet.
Accepts any standard antenna with 1"-14 threads.
Constructed of cast 316 stainless steel.
DP - display packed.
Item#:
SDG329510-1
Manufacturer:
Sea-Dog Corp
Available:
In Stock
$39.93
Your Price:
$28.35
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Insulated upper bracket
Insulated upper bracket.
White molded plastic construction.
For use with Shakespeare 81-S and 407 swivel mounts.
Accommodates masts and antennas up to 1-1/2" diameter.
Corrosion resistant and easy-open for quick laydown.
Item#:
SHK408
Manufacturer:
Shakespeare
Available:
In Stock
$31.35
Your Price:
$26.65
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Ratchet mount
Ratchet mount.
Four-way design with handle for deck or side mounting.
Not for use with antennas longer than 8 feet.
Standard 1" male mounting.
Stainless steel and nylon construction.
Item#:
SHK4186U
Manufacturer:
Shakespeare
Available:
In Stock
$19.83
Your Price:
$16.86
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Quick-connect antenna mount
QuickConnect™ stainless steel ratchet mount.
Versatile four-way ratchet action and fast-release handle design for quick and easy laydown.
For deck or side mounting of QuickConnect antennas.
20' of RG-58 coax cable included.
Thread: 1" -14.
Bolt holes: 9/32" dia., 3" x 1/2" on center.
Water and dust protection cap stays fastened to mount to prevent it from getting lost.
Centerpin® PL-259 Connector included for easy solder-free installation.
Handles antennas up to 8'.
Note: To be used with QuickConnect antennas only.
Item#:
SHKQCMS
Manufacturer:
Shakespeare
Available:
In Stock
$122.55
Your Price:
$104.17
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Nutless ratchet mount
Sleek and classy stainless steel ratchet mount.
Its simple lines come from a nutless design.
Five degree teeth for finer adjustments than standard ratchet mounts.
Special cable slot eliminates removal of most factory-installed connectors.
Versatile - adjusts for slanted surfaces.
Quick action release handle, easily raise and lower the antenna.
Bolt holes: 5/16" dia, 3" x 1-1/2" on center.
Standard 1"-14 thread (male).
Item#:
SHK5187
Manufacturer:
Shakespeare
Available:
In Stock
$103.98
Your Price:
$88.39
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