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Boat Accessories and Supplies

Boat Accessories and Supplies

  • Sea-Dog Line Side Mount Slide (Black) 273260-1

    Sea-Dog Line Side Mount Slide (Black) 273260-1

    SEA-DOG LINE

    $10.80 $9.29
    Sea-Dog Line Side Mount Slide (Black) 273260- Track Mount Hinge Fittings provide slide adjustment for the convenient use and storage of Bimini top frames. Designed to attach an eye end. Use Side Mount Sliders for vertical mounting or Deck Mount Sliders...
    Part Number:
    354-2732601
    Availability:
    In Stock - Ships same or next business day.
    Color:
    Black Injection Molded Nylon
    Width:
    7/8"
    Length:
    2-1/4"
    Pin:
    1/4"
    $10.80 $9.29
  • Sea-Dog Line SS Adjustable Drink Holder 588250-1

    Sea-Dog Line SS Adjustable Drink Holder 588250-1

    SEA-DOG LINE

    $57.25 $45.74
    Sea-Dog Line SS Adjustable Drink Holder 588250-1 304 Stamped Stainless Steel. Adjusts for containers with a 2-3/8" to 3-7/8" diameter. #8 RH fasteners. Closed depth of 3/4".
    Part Number:
    354-5882501
    Availability:
    In Stock - Ships same or next business day.
    Size:
    4-1/8" H x 3-7/16" W x 3-5/8" D
    $57.25 $45.74
  • Sea-Dog Line Stainless Square Top Fitting 270191-1

    Sea-Dog Line Stainless Square Top Fitting 270191-1

    SEA-DOG LINE

    $16.15 $15.88
    Sea-Dog Line Stainless Square Top Fitting 270191-1 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:
    354-2701911
    Availability:
    In Stock - Ships same or next business day.
    Tube O.D.:
    1-1/4" (1" x 1" inside)
    Pin:
    1/4"
    $16.15 $15.88
  • Seachoice 12-10Heat Shrink Butt Con 25/Pk 60201

    Seachoice 12-10Heat Shrink Butt Con 25/Pk 60201

    Seachoice

    $27.59 $14.53
    Seachoice 12-10Heat Shrink Butt Con 25/Pk 60201 Marine grade heat shrinkable butt splices99.9% Pure copper with seamless tube, tin platedProprietary nylon/polyolefin 3:1 shrink ratio tubing with adhesive lining provides maximum clarity for wire...
    Part Number:
    50-60201
    Availability:
    In Stock - Ships same or next business day.
    Wire Range:
    43444
    Color:
    Yellow
    Pack:
    25
    $27.59 $14.53
  • Seachoice Anchor Lead Chain-Galvanized-1/4 x 4 44121

    Seachoice Anchor Lead Chain-Galvanized-1/4 x 4 44121

    Seachoice

    $15.99 $10.21
    Seachoice Anchor Lead Chain-Galvanized-1/4 x 4 44121 Hot dipped galvanized proof coil anchor lead chain supplied with 2 hot dipped galvanized shacklesGrade 30.
    Part Number:
    50-44121
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1/4" x 4'
    Shackle:
    5/16"
    Work Load:
    1 -250 lbs.
    Break Strength:
    5 -000 lbs.
    Boat Size:
    16' - 32'
    $15.99 $10.21
  • Seachoice Bearing Kit -1-3/8 x 1-1/16 53571

    Seachoice Bearing Kit -1-3/8 x 1-1/16 53571

    Seachoice

    $27.98 $19.47
    Seachoice Bearing Kit -1-3/8 x 1-1/16 53571 Each Kit Contains:  • 2 bearings with races • 1 grease seal • 1 cotter pin
    Part Number:
    50-53571
    Availability:
    In Stock - Ships same or next business day.
    Axle:
    1-3/8" x 1-1/16"
    $27.98 $19.47
  • Seachoice Circ Break-Push Reset-20Amp 13151

    Seachoice Circ Break-Push Reset-20Amp 13151

    Seachoice

    $7.06 $6.49
    Seachoice Circ Break-Push Reset-20Amp 13151 Push to resetCalibrated and testedSingle pole circuit breakersA proven "Snap-Acting" bi-metallic thermal sensing mechanism used to interrupt current flowManual push to reset reinstates current flow Max panel...
    Part Number:
    50-13151
    Availability:
    In Stock - Ships same or next business day.
    Amps:
    20
    $7.06 $6.49
  • Seachoice Circuit Break-Push Reset-5Am 13091

    Seachoice Circuit Break-Push Reset-5Am 13091

    Seachoice

    $7.52 $6.42
    Seachoice Circuit Break-Push Reset-5Am 13091 Push to resetCalibrated and testedSingle pole circuit breakersA proven "Snap-Acting" bi-metallic thermal sensing mechanism used to interrupt current flowManual push to reset reinstates current flow Max panel...
    Part Number:
    50-13091
    Availability:
    In Stock - Ships same or next business day.
    Amps:
    5
    $7.52 $6.42
  • Seachoice Deluxe Anchor

    Seachoice Deluxe Anchor

    Seachoice

    $28.43 $27.55
    Seachoice Deluxe Anchor Dollar for dollar your best buy in anchorsSuperior holding power in a traditional designed anchorEach anchor is hot dipped galvanized for maximum corrosion protectionIndividually inspected to assure quality and...
    Part Number:
    seachoice-deluxeanchor
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Galvanized Steel
    Type:
    Fluke
    $28.43 $27.55
  • Seachoice LED Baitwell/Courtesy Light 5451

    Seachoice LED Baitwell/Courtesy Light 5451

    Seachoice

    $19.06 $14.99
    Seachoice LED Baitwell/Courtesy Light 5451 Totally waterproof so it can be mounted underwaterNeoprene sealing gasket includedBright 3-element LED bulb.
    Part Number:
    50-05451
    Availability:
    In Stock - Ships same or next business day.
    Hole:
    1"
    Size:
    3/8" H x 1-3/4" dia.
    $19.06 $14.99
  • Seachoice Life Preserver Bag 44990

    Seachoice Life Preserver Bag 44990

    Seachoice

    $21.99 $19.99
    Seachoice Life Preserver Bag 44990 Large capacityMade of heavy duty nylon with red letteringNon-corrosive zippered top closure and carrying handlesKeeps contents dry and clean.
    Part Number:
    50-44990
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Life Jacket
    Size:
    20" L x 18" W x 12" H (Holds 6)
    Pack:
    Bulk
    $21.99 $19.99
  • Seachoice Rod Storage Holder-3 Rods(1Pr) 50-89501

    Seachoice Rod Storage Holder-3 Rods(1Pr) 50-89501

    Seachoice

    $16.99 $13.99
    Seachoice Rod Storage Holder-3 Rods(1Pr) 50-89501 Will hold 3 fishing rods securely with slit closed cell foam insertsMounts horizontally or verticallyPre-drilled mounting holes2 per set.
    Part Number:
    50-89501
    Availability:
    In Stock - Ships same or next business day.
    Material:
    Black ABS Plastic
    Size:
    2-1/2" x 7.5" L
    Pack:
    1 pr.
    $16.99 $13.99
  • Seachoice Round SS Transom Light 5381

    Seachoice Round SS Transom Light 5381

    Seachoice

    $25.99 $14.99
    Seachoice Round SS Transom Light 5381 Meets USCG requirements for 2NM visibility for sail for powerboats under 66'Meets ABYC Standard A-16. •  • Clear lens12V DC - 6 CP lamp includedFlush 304 stainless steel with plastic...
    Part Number:
    50-05381
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Round
    Size:
    3" dia.
    Fastener:
    #8
    $25.99 $14.99
  • Seachoice Square U 1/2-13 x 3-1/16 x 4-5/16 Bulk 57450

    Seachoice Square U 1/2-13 x 3-1/16 x 4-5/16 Bulk 57450

    Seachoice

    $8.89 $6.79
    Seachoice Square U 1/2-13 x 3-1/16 x 4-5/16 Bulk 57450 Made of galvanized steelInclude nuts and lock washersCovers most U-Bolt applicationsOne per card or in bulk.
    Part Number:
    50-57450
    Availability:
    In Stock - Ships same or next business day.
    Thread:
    1/2"-13
    A:
    3-1/16"
    B:
    4-5/16"
    C:
    2"
    Type:
    SQ
    For:
    -
    $8.89 $6.79
  • Seachoice Terminal Block-4 Gang 13561

    Seachoice Terminal Block-4 Gang 13561

    Seachoice

    $6.99 $4.82
    Seachoice Terminal Block-4 Gang 13561 Corrosion resistant constructionMoisture repellent bakelite insulator baseNickel plated brass terminals and #8-32 screwsProtective insulator barrier stripsRated for 30A @12V.
    Part Number:
    50-13561
    Availability:
    In Stock - Ships same or next business day.
    Gang:
    4
    Size:
    4"L x 1-5/16"W x 11/16"H
    $6.99 $4.82
  • Seachoice Ultimate Outrigger Kit To 25 88121

    Seachoice Ultimate Outrigger Kit To 25 88121

    Seachoice

    $48.99 $31.84
    Seachoice Ultimate Outrigger Kit To 25 88121 For poles up to 25 feet, Kit Contains: • (2 Ea) Outrigger clips (88041) • (2 Ea.) Pro outrigger snubbers (88051) • (2 Ea.) Stainless Steel eye straps...
    Part Number:
    50-88121
    Availability:
    In Stock - Ships same or next business day.
    $48.99 $31.84
  • Sold Out, please call for ETA.
    Seachoice Waterprf Courtesy Lt-Rear Mnt 5421

    Seachoice Waterprf Courtesy Lt-Rear Mnt 5421

    Seachoice

    $17.19 $15.42
    Seachoice Waterprf Courtesy Lt-Rear Mnt 5421 Clean-looking, functional and totally submersible waterproof lightAllows for a wide variety of uses in livewells, baitwells, storage lockers, rod lockers, swim platforms and stepwells4W 12V DC.
    Part Number:
    50-05421
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Rear Mount
    Hole:
    1"

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.