Skip to content

MENU
CATEGORY

Home
Anchoring & Docking:
Automotive/RV:
Boat Outfitting:
Camping:
Cartography:
Communication:
Electrical:
Entertainment:
Hunting & Fishing:
Lighting:
Marine Hardware:
Marine Navigation & Instruments:
Marine Plumbing & Ventilation:
Marine Safety:
Outdoor:
Paddlesports:
Sailing:
Trailering:
Watersports:
Winterizing:

Home
Anchoring & Docking:
Automotive/RV:
Boat Outfitting:
Camping:
Cartography:
Communication:
Electrical:
Entertainment:
Hunting & Fishing:
Lighting:
Marine Hardware:
Marine Navigation & Instruments:
Marine Plumbing & Ventilation:
Marine Safety:
Outdoor:
Paddlesports:
Sailing:
Trailering:
Watersports:
Winterizing:

Search
Contact

MARINE AND RV SUPPLY

Search For Products...

Most Popular Products

See All Products

Sale Sold out

Aquatic AV
Aquatic AV MP6 Shallow Mount Stereo [MP600]

$259.00 USD

$259.00 USD
Sale Sold out

Banshee Marine Audio
Banshee Marine 3" Gauge Style Radio w/Bluetooth [BAR-SU3-1]

$223.99 USD

$223.99 USD $249.00 USD
Sale Sold out

Boss Audio
Boss Audio ASK904B.64 4 Channel Amplifier 2 Pairs of 6.5" Speaker Kit - White [ASK904B.64]

$364.99 USD

$364.99 USD $449.99 USD
Sale Sold out

Boss Audio
Boss Audio MCBK634B.6 Marine Stereo 6.5" Speaker Kit - Black [MCBK634B.6]

$219.99 USD

$219.99 USD $269.99 USD
Sale Sold out

Boss Audio
Boss Audio MCBK634B.64 Kit w/MR634UAB, 4 MR6B Speakers, MRANT10 Antenna [MCBK634B.64]

$219.99 USD

$219.99 USD $269.99 USD
Sale Sold out

Boss Audio
Boss Audio MCK500WB.6 Kit w/MR500UAB, 2 MR6W Speakers, MRANT10 Antenna, White Remote *Refurbished [CRMCK500WB.6]

$84.99 USD

$84.99 USD $209.99 USD
Sale Sold out

Boss Audio
Boss Audio MCK500WB.6 Kit w/MR500UAB, 2 MR6W Speakers, MRANT10 Antenna, White Remote [MCK500WB.6]

$164.99 USD

$164.99 USD $209.99 USD

Most Popular Categories

See All Categories

Communication - VHF - Fixed Mount

sign in
Create account

0 Cart$0.00 USD

All Categories

Home
Anchoring & Docking:
Accessories

Anchors

Bumpers/Guards

Buoys

Cleats

Dock Line

Docking Accessories

Fender Accessories

Fender Covers

Fenders

Ladders

Mooring Whips

Piling Caps

Rope & Chain

Windlass Accessories

Windlasses
Automotive/RV:
Inverters

Accessories

Cameras & Monitors

CB Radios

Charger/Inverter Combos

Cleaning

Compasses - Magnetic

Coolers

Covers

Fume Detectors

GPS - Accessories

Lighting

Radar Detector

Sanitation

GPS - Automotive/RV

Satellite Receivers

Satellite TV Antennas

Vehicle Laptop Mounts
Boat Outfitting:
Accessories

Adhesive/Sealants

Anodes

Antifouling Systems

Bow Thrusters

Cleaning

Deck / Galley

Display Mounts

Docking Accessories

Downrigger Accessories

Engine Controls

Fuel Systems

Gauge Accessories

Gauges

Hatch Lifts

Horns

Hull Protection

Jack Plates

Mirrors

Non-Skid Paint

Propeller

Radar/TV Mounts

Rod Holders

Seating

Security Systems

Shore Power

Steering Systems

Tools

Trim Tab Accessories

Trim Tabs

Trolling Motor Accessories

Trolling Motors

Underwater Cameras

Windshield Wipers

Winter Covers
Camping:
Accessories

Backpacks

Coolers

Flashlights

Furniture

Grills

Knives

Lanterns

Portable Power

Portable Toilets

Tents

Waterproof Bags & Cases
Cartography:
Furuno

Garmin BlueChart

Garmin BlueChart Foreign

Garmin BlueChart Vision

Garmin BlueChart Vision Foreign

Garmin Inland Lakes

Garmin Navionics Vision+

Garmin Navionics Vision+ - Foreign

Garmin Navionics+

Garmin Navionics+ Foreign

Humminbird

Navionics +

Navionics + ROW

Navionics Platinum Plus

Navionics Platinum Plus Foreign

Raymarine
Communication:
Accessories

Antenna Mounts & Accessories

Antennas

CB Radios

Cellular Amplifiers

Hailer Horns

Loud Hailers

Mobile Broadband

Satellite Telephone

VHF - Fixed Mount

VHF - Handheld
Electrical:
Accessories

Alternators

Batteries

Battery Chargers

Battery Isolators

Battery Management

Busbars, Connectors & Insulators

Charger/Inverter Combos

Circuit Breakers

DC to DC Converters

Electrical Panels

Fuse Blocks & Fuses

Inverters

Meters & Monitoring

Shore Power

Solar Panels

Switches & Accessories

Terminals

Tools

Wire

Wire Management
Entertainment:
Amplifiers

Over-The-Air TV Antennas

Satellite Receivers

Satellite TV Antennas

Speakers

Speakers - Home & Outdoor

Speakers - Tower/Soundbars

Stereo Remotes

Stereos

Subwoofers

Televisions
Hunting & Fishing:
Bait Management

Coolers

Downrigger Accessories

Downriggers

Filet Tables

Fishing Accessories

Hard & Soft Baits

Hunting Accessories

Ice Augers

Lines & Leaders

Nets & Gaffs

Outrigger Accessories

Outriggers

Rod & Reel Storage

Rod Holder Accessories

Rod Holders

Tackle Storage

Tools
Lighting:
Accessories

Bulbs

Dome/Down Lights

Flood/Spreader Lights

Interior / Courtesy Light

Light Bars

Navigation Lights

Pods & Cubes

Search Lights

Underwater Lighting
Marine Hardware:
Accessories

Anchor Rollers

Bimini Top Fittings

Bow & Stern Eyes

Chocks

Cleats

Deck Fills

Deck Plates

Engine Mounts

Gas Springs

Grab Handles

Hatches

Hinges

Hooks & Clamps

Latches

Marine Lumber

Oarlocks

Pedestals

Rail Fittings

Rope & Chain Pipe

Rub Rail

Shaft Couplers

Shaft Seals

Ski Tows

Steering Wheels

Swim Platforms

Teak

Teak Lumber

Vents
Marine Navigation & Instruments:
Accessories

AIS Systems

Autopilots

Black Box Modules

Cameras & Night Vision

Cameras - Network Video

Clocks & Barometers

Compasses

Fishfinder Only

Gauge Accessories

Gauges

Marine Navigation & Instruments: GPS - Chartplotters

GPS - Fishfinder Combos

Marine Navigation & Instruments: GPS - Track Plotter

Ice Flashers

Instruments

Marine Monitors

Network Cables & Modules

NMEA Cables & Sensors

Radars

Sounder/Sonar Modules

Transducer Accessories

Transducers
Marine Plumbing & Ventilation:
Accessories

Air Conditioning

Ballast Pumps

Bilge Pumps

Blowers & Heaters

Engine Cooling Pumps

Fans

Fittings

Hose

Hot Water Heaters

Impellers

Livewell Pumps

Marine Sanitation

Monitoring System

Portable Toilets

Strainers & Baskets

Thru-Hull Fittings

Tools

Transfer Pumps

Washdown / Pressure Pumps
Marine Safety:
Accessories

EPIRBs

Flotation Coats/Pants

Fume Detectors

Immersion/Dry/Work Suits

Man Overboard Devices

Medical Kits

Personal Flotation Devices

Personal Locator Beacons

Safety Lights

Waterproof Bags & Cases
Outdoor:
Accessories

Backpacks

Binoculars

Camping

Cellphone/Camera/MP3 Cases

Compasses - Magnetic

Coolers

Covers

De-icers

Digital Cameras Still/Video

Fishing Accessories

Fitness / Athletic Training

Flashlights

Foul Weather Gear

GPS - Accessories

GPS - Handheld

Hunting Accessories

Hydration

Knives

Lighting - Flashlights/Lanterns

Medical Kits

Night Vision

Personal Locator Beacons

Pet Accessories

Solar Panels

Tackle Storage

Tents

Watches

Waterproof Bags & Cases

Weather Instruments

Winter Sports
Paddlesports:
Accessories

Anchoring

Carts

Compasses

Deck Hardware

Inflatable Kayaks/SUPs

Life Vests

Navigation Lights

Paddles

Rod Holders

Roof Rack Systems

Safety

Storage

Tackle Storage

VHF - Handheld

Waterproof Bags & Cases
Sailing:
Accessories

Apparel

Blocks

Hardware

Rigging

Rope

Shackles/Rings/Pins

Winches
Trailering:
Bearings/Hubs/Brakes

Brake Controllers

Guide-Ons

Hitches & Accessories

Jacks & Dollies

Lights & Wiring

Maintenance

Rollers & Brackets

Tie-Downs

Trailer Winches

Winch Straps & Cables
Watersports:
Accessories

Air Pumps

Floats

Inflatable Boats

Inflatable Docks & Mats

Inflatable Kayaks/SUPs

Life Vests

Paddles

Towable Ropes

Towables
Winterizing:
Battery Management

Cleaning

De-icers

Heaters/Dehumidifiers

Oil Change Systems

Water Flushing Systems

Winter Covers

Home
Anchoring & Docking:
Accessories

Anchors

Bumpers/Guards

Buoys

Cleats

Dock Line

Docking Accessories

Fender Accessories

Fender Covers

Fenders

Ladders

Mooring Whips

Piling Caps

Rope & Chain

Windlass Accessories

Windlasses
Automotive/RV:
Inverters

Accessories

Cameras & Monitors

CB Radios

Charger/Inverter Combos

Cleaning

Compasses - Magnetic

Coolers

Covers

Fume Detectors

GPS - Accessories

Lighting

Radar Detector

Sanitation

GPS - Automotive/RV

Satellite Receivers

Satellite TV Antennas

Vehicle Laptop Mounts
Boat Outfitting:
Accessories

Adhesive/Sealants

Anodes

Antifouling Systems

Bow Thrusters

Cleaning

Deck / Galley

Display Mounts

Docking Accessories

Downrigger Accessories

Engine Controls

Fuel Systems

Gauge Accessories

Gauges

Hatch Lifts

Horns

Hull Protection

Jack Plates

Mirrors

Non-Skid Paint

Propeller

Radar/TV Mounts

Rod Holders

Seating

Security Systems

Shore Power

Steering Systems

Tools

Trim Tab Accessories

Trim Tabs

Trolling Motor Accessories

Trolling Motors

Underwater Cameras

Windshield Wipers

Winter Covers
Camping:
Accessories

Backpacks

Coolers

Flashlights

Furniture

Grills

Knives

Lanterns

Portable Power

Portable Toilets

Tents

Waterproof Bags & Cases
Cartography:
Furuno

Garmin BlueChart

Garmin BlueChart Foreign

Garmin BlueChart Vision

Garmin BlueChart Vision Foreign

Garmin Inland Lakes

Garmin Navionics Vision+

Garmin Navionics Vision+ - Foreign

Garmin Navionics+

Garmin Navionics+ Foreign

Humminbird

Navionics +

Navionics + ROW

Navionics Platinum Plus

Navionics Platinum Plus Foreign

Raymarine
Communication:
Accessories

Antenna Mounts & Accessories

Antennas

CB Radios

Cellular Amplifiers

Hailer Horns

Loud Hailers

Mobile Broadband

Satellite Telephone

VHF - Fixed Mount

VHF - Handheld
Electrical:
Accessories

Alternators

Batteries

Battery Chargers

Battery Isolators

Battery Management

Busbars, Connectors & Insulators

Charger/Inverter Combos

Circuit Breakers

DC to DC Converters

Electrical Panels

Fuse Blocks & Fuses

Inverters

Meters & Monitoring

Shore Power

Solar Panels

Switches & Accessories

Terminals

Tools

Wire

Wire Management
Entertainment:
Amplifiers

Over-The-Air TV Antennas

Satellite Receivers

Satellite TV Antennas

Speakers

Speakers - Home & Outdoor

Speakers - Tower/Soundbars

Stereo Remotes

Stereos

Subwoofers

Televisions
Hunting & Fishing:
Bait Management

Coolers

Downrigger Accessories

Downriggers

Filet Tables

Fishing Accessories

Hard & Soft Baits

Hunting Accessories

Ice Augers

Lines & Leaders

Nets & Gaffs

Outrigger Accessories

Outriggers

Rod & Reel Storage

Rod Holder Accessories

Rod Holders

Tackle Storage

Tools
Lighting:
Accessories

Bulbs

Dome/Down Lights

Flood/Spreader Lights

Interior / Courtesy Light

Light Bars

Navigation Lights

Pods & Cubes

Search Lights

Underwater Lighting
Marine Hardware:
Accessories

Anchor Rollers

Bimini Top Fittings

Bow & Stern Eyes

Chocks

Cleats

Deck Fills

Deck Plates

Engine Mounts

Gas Springs

Grab Handles

Hatches

Hinges

Hooks & Clamps

Latches

Marine Lumber

Oarlocks

Pedestals

Rail Fittings

Rope & Chain Pipe

Rub Rail

Shaft Couplers

Shaft Seals

Ski Tows

Steering Wheels

Swim Platforms

Teak

Teak Lumber

Vents
Marine Navigation & Instruments:
Accessories

AIS Systems

Autopilots

Black Box Modules

Cameras & Night Vision

Cameras - Network Video

Clocks & Barometers

Compasses

Fishfinder Only

Gauge Accessories

Gauges

Marine Navigation & Instruments: GPS - Chartplotters

GPS - Fishfinder Combos

Marine Navigation & Instruments: GPS - Track Plotter

Ice Flashers

Instruments

Marine Monitors

Network Cables & Modules

NMEA Cables & Sensors

Radars

Sounder/Sonar Modules

Transducer Accessories

Transducers
Marine Plumbing & Ventilation:
Accessories

Air Conditioning

Ballast Pumps

Bilge Pumps

Blowers & Heaters

Engine Cooling Pumps

Fans

Fittings

Hose

Hot Water Heaters

Impellers

Livewell Pumps

Marine Sanitation

Monitoring System

Portable Toilets

Strainers & Baskets

Thru-Hull Fittings

Tools

Transfer Pumps

Washdown / Pressure Pumps
Marine Safety:
Accessories

EPIRBs

Flotation Coats/Pants

Fume Detectors

Immersion/Dry/Work Suits

Man Overboard Devices

Medical Kits

Personal Flotation Devices

Personal Locator Beacons

Safety Lights

Waterproof Bags & Cases
Outdoor:
Accessories

Backpacks

Binoculars

Camping

Cellphone/Camera/MP3 Cases

Compasses - Magnetic

Coolers

Covers

De-icers

Digital Cameras Still/Video

Fishing Accessories

Fitness / Athletic Training

Flashlights

Foul Weather Gear

GPS - Accessories

GPS - Handheld

Hunting Accessories

Hydration

Knives

Lighting - Flashlights/Lanterns

Medical Kits

Night Vision

Personal Locator Beacons

Pet Accessories

Solar Panels

Tackle Storage

Tents

Watches

Waterproof Bags & Cases

Weather Instruments

Winter Sports
Paddlesports:
Accessories

Anchoring

Carts

Compasses

Deck Hardware

Inflatable Kayaks/SUPs

Life Vests

Navigation Lights

Paddles

Rod Holders

Roof Rack Systems

Safety

Storage

Tackle Storage

VHF - Handheld

Waterproof Bags & Cases
Sailing:
Accessories

Apparel

Blocks

Hardware

Rigging

Rope

Shackles/Rings/Pins

Winches
Trailering:
Bearings/Hubs/Brakes

Brake Controllers

Guide-Ons

Hitches & Accessories

Jacks & Dollies

Lights & Wiring

Maintenance

Rollers & Brackets

Tie-Downs

Trailer Winches

Winch Straps & Cables
Watersports:
Accessories

Air Pumps

Floats

Inflatable Boats

Inflatable Docks & Mats

Inflatable Kayaks/SUPs

Life Vests

Paddles

Towable Ropes

Towables
Winterizing:
Battery Management

Cleaning

De-icers

Heaters/Dehumidifiers

Oil Change Systems

Water Flushing Systems

Winter Covers

Search
Contact

Home Scanstrut DS21B-P-BLK Vertical Cable Seal - Black [DS21B-P-BLK]

Skip to product information

1 / of 2

Scanstrut DS21B-P-BLK Vertical Cable Seal - Black [DS21B-P-BLK]

$37.99 USD

$37.99 USD $39.99 USD

Sale Sold out

Product variants

Quantity (0 in cart)

This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.

Secure checkout with

View Product Details

Scanstrut DS21B-P-BLK Vertical Cable Seal - Black [DS21B-P-BLK]

Scanstrut DS21B-P-BLK Vertical Cable Seal - Black [DS21B-P-BLK]

(800) 736-3514

P.O. BOX 453 LONG BEACH MS, 39560
(800) 736-3514
Contact

Home
Anchoring & Docking:
Automotive/RV:
Boat Outfitting:
Camping:
Cartography:
Communication:
Electrical:
Entertainment:
Hunting & Fishing:
Lighting:
Marine Hardware:
Marine Navigation & Instruments:
Marine Plumbing & Ventilation:
Marine Safety:
Outdoor:
Paddlesports:
Sailing:
Trailering:
Watersports:
Winterizing:

Search
Contact

Email

By subscribing you agree to with our Privacy Policy

Privacy policy
Refund policy
Terms of service

You might like

Your cart is empty

Continue shopping

Have an account?

Log in to checkout faster.

Shopping cart (0)

Loading...

Subtotal (0)

$0.00 USD

View Cart

Payment methods

Choosing a selection results in a full page refresh.
Opens in a new window.