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Boat Accessories and Supplies

Boat Accessories and Supplies

  • Sea-Dog Line Stainless Platform Roller - 1 328051

    Sea-Dog Line Stainless Platform Roller - 1 328051

    SEA-DOG LINE

    $77.95 $62.10
    Sea-Dog Line Stainless Platform Roller - 1 328051 These Platform Bow Rollers are designed to handle most fluke style anchors using a variety of platform or bowsprit mounting options. The flanges hold the flukes of the anchor securely, reducing the risk...
    Part Number:
    354-328051
    Availability:
    In Stock - Ships same or next business day.
    A:
    3"
    B:
    1-3/4"
    C:
    2-1/2"
    D:
    6"
    Rope Dia.:
    1" Max.
    Fastener:
    3/8" Bolt
    $77.95 $62.10
  • Sold Out, please call for ETA.
    Sea-Dog Line Stainless Shock Cord Hook-3/8 657100

    Sea-Dog Line Stainless Shock Cord Hook-3/8 657100

    SEA-DOG LINE

    $2.30 $1.30
    Sea-Dog Line Stainless Shock Cord Hook-3/8 657100 Shock Cord Hooks & Crimps can be used with bulk shock cord to create custom tie-down lengths. Constructed of corrosion resistant formed 304 stainless steel. 657100 includes hooks only.
    Part Number:
    354-657100
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Hook only
    # of Hooks:
    10
    # of Crimps:
    n/a
    A:
    3/8"
    B:
    2-5/8"
    C:
    15/16"
  • Sea-Dog Line Stainless Steel Cigarette/Char 426352-1

    Sea-Dog Line Stainless Steel Cigarette/Char 426352-1

    SEA-DOG LINE

    $37.75 $28.16
    Sea-Dog Line Stainless Steel Cigarette/Char 426352-1Combination chart light and cigarette lighter with the flick of a switch. Stainless mounting plate. Chrome steel sockets should only be used on fresh water boats. Use #8FH fastener.
    Part Number:
    354-4263521
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Stainless Steel
    $37.75 $28.16
  • Sea-Dog Line Stainless Top Cap-7/8 Inch 270100-1

    Sea-Dog Line Stainless Top Cap-7/8 Inch 270100-1

    SEA-DOG LINE

    $12.85 $9.96
    Sea-Dog Line Stainless Top Cap-7/8 Inch 270100-1 Top Fittings create an attachment point and function as a pivot point as part of a Bimini top system. For use as a top cap for 7/8”-1-1/8” round tubing or as an insert for 3/4” or...
    Part Number:
    354-2701001
    Availability:
    In Stock - Ships same or next business day.
    Material:
    316 Stainless
    Tube O.D.:
    7/8"
    Pin:
    1/4"
    $12.85 $9.96
  • Sea-Dog Line Standard Wiper Motor Kit 412421B-1

    Sea-Dog Line Standard Wiper Motor Kit 412421B-1

    SEA-DOG LINE

    $166.00 $123.87
    Sea-Dog Line Standard Wiper Motor Kit 412421B-1 Standard Wiper Motor Kit includes a frame mount wiper motor, adjustable standard wiper arm (9-1/2"-12-1/2"), 1/4" I.D. and an 11” curved blade. Constructed of powder coated aluminum and 304 stainless...
    Part Number:
    354-412421B1
    Availability:
    In Stock - Ships same or next business day.
    A:
    3/8"
    B:
    2-1/2"
    C:
    9-1/2"-12-1/2"
    D:
    11"
    Sweep:
    110 Degrees
    Volts:
    12/2
    $166.00 $123.87
  • Sea-Dog Line Switch 3Pos Ignition Poly 420361-1

    Sea-Dog Line Switch 3Pos Ignition Poly 420361-1

    SEA-DOG LINE

    $26.95 $20.89
    Sea-Dog Line Switch 3Pos Ignition Poly 420361-13 Position polypropylene ignition/starter switch with 3 screw terminals. 13/16" Shaft dia. Short shaft fits panels up to 5/8" thick, long shaft fits panels up to 1-1/8" thick. Functions: Off-Ignition-Start.
    Part Number:
    354-4203611
    Availability:
    In Stock - Ships same or next business day.
    Panel:
    5/8" Max
    Terminals:
    3 Screw
    Boot:
    No
    $26.95 $20.89
  • Sold Out, please call for ETA.
    Sea-Dog Line Switch Panel - 3 Circuit 425130-1

    Sea-Dog Line Switch Panel - 3 Circuit 425130-1

    SEA-DOG LINE

    $105.75 $1.30
    Sea-Dog Line Switch Panel - 3 Circuit 425130-1Stamped powder coated aluminum. Rocker switch panel includes three illuminating rocker switches includes one DPDT illuminating switch for typical Nav/Anchor light setup. 12 volt.
    Part Number:
    354-4251301
    Availability:
    In Stock - Ships same or next business day.
    A:
    3-3/4"
    B:
    5-1/4"
    C:
    2-3/4"
    D:
    4-3/16"
  • Sea-Dog Line Swivel 182306-1

    Sea-Dog Line Swivel 182306-1

    SEA-DOG LINE

    $11.75 $10.20
    Sea-Dog Line Swivel 182306-1 Jaw & Jaw Swivels link together two parts that have separate rotational directions, reducing knotting or twisting and relieving stress. Constructed of corrosion resistant investment cast 316 stainless steel. We do not...
    Part Number:
    354-1823061
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1/4"
    A:
    2-9/16"
    B:
    1/2"
    C:
    1/2"
    $11.75 $10.20
  • Sea-Dog Line Swivel 5/8 181216

    Sea-Dog Line Swivel 5/8 181216

    SEA-DOG LINE

    $22.95 $20.72
    Sea-Dog Line Swivel 5/8 181216 Eye & Jaw Swivels link together two parts that have separate rotational directions, reducing knotting or twisting and relieving stress. Constructed of hot dipped galvanized forged steel.  
    Part Number:
    354-181216
    Availability:
    In Stock - Ships same or next business day.
    Size:
    5/8"
    A:
    7"
    B:
    1-5/8"
    C:
    7/8"
    D:
    1-1/2"
    WLL (In Tons):
    2
    $22.95 $20.72
  • Sea-Dog Line Swivel Shackle 3/8 - Galvanized 181210

    Sea-Dog Line Swivel Shackle 3/8 - Galvanized 181210

    SEA-DOG LINE

    $9.25 $8.29
    Sea-Dog Line Swivel Shackle 3/8 - Galvanized 181210 Eye & Jaw Swivels link together two parts that have separate rotational directions, reducing knotting or twisting and relieving stress. Constructed of hot dipped galvanized forged steel.  
    Part Number:
    354-181210
    Availability:
    In Stock - Ships same or next business day.
    Size:
    3/8"
    A:
    4-9/16"
    B:
    7/8"
    C:
    5/8"
    D:
    1"
    WLL (In Tons):
    1
    $9.25 $8.29
  • Sea-Dog Line Thimble Nylon Standard 5/16" 173552

    Sea-Dog Line Thimble Nylon Standard 5/16" 173552

    SEA-DOG LINE

    $2.42
    Sea-Dog Line Thimble Nylon Standard 5/16" 173552 These Thimbles are used to protect rope from contact with the load it is hoisting. The thimbles keep the eye splice from being crushed while reducing chafe and abrasion. Ideal for floating rope, pennants,...
    Part Number:
    354-173552
    Availability:
    In Stock - Ships same or next business day.
    A:
    5/16"
    B:
    1"
    C:
    2-11/16"
    Pkg.:
    Bulk
    $2.42
  • Sea-Dog Line Thimble SS Hd 1/4" 7/32" 170006

    Sea-Dog Line Thimble SS Hd 1/4" 7/32" 170006

    SEA-DOG LINE

    $2.87
    Sea-Dog Line Thimble SS Hd 1/4" 7/32" 170006 These Heavy Duty Thimbles are used to protect wire or rope from contact with the load it is hoisting. The thimbles keep the eye splice from being crushed while reducing chafe and abrasion. Ideal for lines and...
    Part Number:
    354-170006
    Availability:
    In Stock - Ships same or next business day.
    A:
    1/4"
    B:
    1-1/16"
    C:
    19/32"
    D:
    1-1/2"
    Pkg.:
    Bulk
    $2.87

Shop the Best Boat Accessories Online

Whether you're prepping for a weekend on the water or upgrading your gear, PowerBoatSupply.com has all the boat accessories you need. From electrical components and drink holders to safety gear and dock lines, our wide selection of boat accessories ensures you're ready for anything out on the water.

We carry trusted brands like Sea-Dog Line, Seachoice, Attwood Marine, and more — offering both essential and specialized boat accessories for every type of boater. Not sure which part is right for your setup? Our team is here to help you choose the best boat accessories for your vessel and your adventures.

Browse our best-selling items below and get fast shipping, great prices, and top-rated customer service from PowerBoatSupply.com — your source for quality marine parts and accessories since 1987.