Boat Accessories and Supplies
-
Sierra Terminal Block 8-Gang Fs40690
Sierra
$30.69 $21.33Sierra Terminal Block 8-Gang Fs40690Combines negative and positive buses in one block.- Part Number:
- 11-FS40690
- Availability:
- In Stock - Ships same or next business day.
- Gang:
- 16
- Size:
- 6 x 1.5"
$30.69 $21.33 -
Taylor BoatGuard Fenders with Fender Line - 2 Pack
Taylor
$45.89 $40.00Taylor BoatGuard Fenders with Fender Line - 2 Pack Ribs minimize rolling Seamless one piece construction Tough UV marine vinyl lasts years in the sun- Part Number:
- taylor-boatguard2pk
- Availability:
- In Stock - Ships same or next business day.
$45.89 $40.00 -
Tiedown Engineering Shaft-12"roller 5/8"x 13-1/2 86031
Tiedown Engineering
$15.29 $14.74Tiedown Engineering Shaft-12"roller 5/8"x 13-1/2 86031Zinc plated steel.- Part Number:
- 241-86031
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Shaft w/2 Pal Nuts
- Shaft:
- 5/8"
- Length:
- 13-1/4"
$15.29 $14.74 -
Ancor 1Ga 5/16 2Pk Tinned Lug 252275
Ancor
$5.82 $5.49Ancor 1Ga 5/16 2Pk Tinned Lug 252275Heavy duty, pure copper for maximum current flow and tinned for corrosion resistance and easy soldering. Closed end to seal out moisture.- Part Number:
- 639-252275
- Availability:
- In Stock - Ships same or next business day.
- Cable Size:
- #1
- Fastener:
- 5/16"
- Pack:
- 2
$5.82 $5.49 -
Ancor Cable #4 Red 32 Length 189135
Ancor
$51.39 $27.99Ancor Cable #4 Red 32 Length 189135 Manufactured with Ancor's premium UL1426 tin copper battery cable. Flame retardant, UV inhibited, rated to 600V and 105°, celsius. Lugs are tin copper to avoid corrosion and last longer. Each end has a piece of...- Part Number:
- 639-189135
- Availability:
- In Stock - Ships same or next business day.
- Gauge:
- 4
- Color:
- Red
- Length:
- 32"
- Stud:
- 3/8"
$51.39 $27.99 -
Attwood Marine Light Base-Round Black Om 2-Pin 910R2Psb-7
Attwood Marine
$33.85 $21.99Attwood Marine Light Base-Round Black Om 2-Pin 910R2Psb-7 LightArmor&trade, Plug-In Light Bases feature a threaded design for a secure, rattle-free fit with LightArmor Pole Lights. No matter what pole light you have you will get the same fit. The...- Part Number:
- 23-910R2PSB7
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Round
- Finish:
- 316 S.S.
- Pins:
- 2
$33.85 $21.99 -
Attwood Marine Strainer 3885-3
Attwood Marine
$12.99 $8.99Attwood Marine Strainer 3885-3 A cetal plastic durable strainer to prevent debris from clogging baitwell drains and aerator pumps.- Part Number:
- 23-38853
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- Fits 3/4" aerator inlet
- Thread:
- 3/4"-14 NPSM
$12.99 $8.99 -
Sold Out, please call for ETA.
Attwood Marine Universal Ski Mirror/Perma-Plate 9083-7
Attwood Marine
$43.77Attwood Marine Universal Ski Mirror/Perma-Plate 9083-7Universal mount installs on dash or windshield. Shatterproof, 180°, convex mirror eliminates blind spots. Adjusts to any position up-and-down or side-to-side.- Part Number:
- 23-90837
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Perma-Plate
- Size:
- 7-5/16" W x 2-1/2" H
- Fits:
- 3/4" Windshield
$43.77 -
Bearing Buddy 1.968 Bearing Buddy 2/Cd 42604
Bearing Buddy
$43.49 $37.99Bearing Buddy 1.968 Bearing Buddy 2/Cd 42604 Prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. Keeps water and dirt out of hubs and bearings. Eliminates bearing repacking Grease level easily checked Stainless steel...- Part Number:
- 176-42604
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- 1968-SS
- Size:
- 1.968"
- Bearing Cup:
- M12649
- Pack:
- 2
$43.49 $37.99 -
Beckson Marine Drink Holder Black Gh43B1
Beckson Marine
$10.27 $8.09Beckson Marine Drink Holder Black Gh43B1Install almost anywhere. There are molded in stand-offs on the bottom of holders to help prevent condensation build-up and keep containers from sticking to the bottom, and four generous holes that allow for...- Part Number:
- 35-GH43B1
- Availability:
- In Stock - Ships same or next business day.
- Color:
- Black
- Size:
- 3-3/4" ID x 3-1/4" D
- Hole:
- 3-7/8"
$10.27 $8.09 -
Perko Rod Holder Cap & Gasket Kit 0480Dp0Black
Perko
$25.19 $24.99Perko Rod Holder Cap & Gasket Kit 0480Dp0Black Soft black flange gasket with integral flip-up cap and soft black lip. Use as replacement or as upgrade for older holders.- Part Number:
- 9-0480DP0BLK
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- 448DP1CHR - 1205DPCHR
$25.19 $24.99 -
SE Sport Hydro Foil 300 Black 71614
SE Sport
$104.39 $86.81SE Sport Hydro Foil 300 Black 71614High Performance Hydrofoils streamlined for speed. The SE Sport will improve handling and provide better maneuverability with a smoother ride. Features Turbo Trac to enhance thrust and control. Crescent shaped surface...- Part Number:
- 779-SE300BLK
- Availability:
- In Stock - Ships same or next business day.
- Description:
- SE Sport 300 - 40-350 HP
- Color:
- Black
$104.39 $86.81 -
Sea-Dog Line Boat Hook Kepper Plate Only 491056-1
SEA-DOG LINE
$9.95 $8.99Sea-Dog Line Boat Hook Kepper Plate Only 491056-1 The Boat Hook Mooring Buoy Snap Kit is the convenient and easy solution for attaching a mooring line to a buoy or cleat. Using the included keeper plate, these channeled snaps fit onto the end of boat...- Part Number:
- 354-4910561
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Boat Hook Keeper Plate Only
- Fastener:
- #8 FH
$9.95 $8.99 -
Sea-Dog Line Dual Round Voltmeter 5V-15VDC with Rainbow Dial 421616-1
SEA-DOG LINE
$39.95 $33.99Sea-Dog Line Dual Round Voltmeter 421616-1 This digital dual voltmeter displays voltage for main and auxiliary batteries simultaneously. The compact size allows installation in a wide variety of locations. Red LED display. IP65 rating. Injection molded...- Part Number:
- 354-4216161
- Availability:
- In Stock - Ships same or next business day.
- Dia.:
- 1-7/16"
- Depth:
- 1-3/8"
- Hole:
- 1-1/8"
- Volts:
- 17807
$39.95 $33.99 -
Sea-Dog Line Fender Line 1/4" x 6' Pr Black 302106006Bk-1
SEA-DOG LINE
$8.65 $6.99Sea-Dog Line Fender Line 1/4" x 6' Pr Black 302106006Bk-1 Double Braided Fender Line 100% premium double braided nylon Professional double braided nylon splice Yacht whipped at bitter end and splice point Sold in pairs- Part Number:
- 354-302106006BK1
- Availability:
- In Stock - Ships same or next business day.
- Color:
- Black
- A (Dia.):
- 1/4"
- B (Length):
- 6'
- C (Eye Size):
- 2"
- WLL-kgs/lbs:
- 132/290
- B.S.-kgs/lbs:
- 660/1330
- Pack:
- 2
$8.65 $6.99 -
Sea-Dog Line Ny Windsheild Brace Foot1Pr/Pk 324310-1
SEA-DOG LINE
$16.25 $13.96Sea-Dog Line Ny Windsheild Brace Foot1Pr/Pk 324310-1Includes: 324300 Nylon Windshield Brace Feet (2) and a 14-1/4" length of aluminum tube to be cut to size- Part Number:
- 354-3243101
- Availability:
- In Stock - Ships same or next business day.
- A:
- 14-1/4"
$16.25 $13.96 -
Sea-Dog Line Nylon Thimble (White) - 5/8 In 173556
SEA-DOG LINE
$4.37Sea-Dog Line Nylon Thimble (White) - 5/8 In 173556 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,...- Part Number:
- 354-173556
- Availability:
- In Stock - Ships same or next business day.
- A:
- 5/8"
- B:
- 1-1/16"
- C:
- 3-1/8"
- Pkg.:
- Bulk
$4.37 -
Sea-Dog Line Pole Flag SS Bow Form 328110-1
SEA-DOG LINE
$10.99 $10.95Sea-Dog Line Pole Flag SS Bow Form 328110-1 Formed 304 Stainless. Each flag pole comes complete with split rings for easy flag attachment.- Part Number:
- 354-3281101
- Availability:
- In Stock - Ships same or next business day.
- Base:
- 1/2"
- Length:
- 14"
$10.99 $10.95 -
Sea-Dog Line Top Cap 1" Hd Stainless 270111-1
SEA-DOG LINE
$18.25 $13.64Sea-Dog Line Top Cap 1" Hd Stainless 270111-1 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 7/8”...- Part Number:
- 354-2701111
- Availability:
- In Stock - Ships same or next business day.
- Material:
- 316 Stainless
- Tube O.D.:
- 1"
- Pin:
- 5/16"
$18.25 $13.64 -
Sea-Dog Line Windshield/Door Bumper Pad Black 324390-1
SEA-DOG LINE
$3.56Sea-Dog Line Windshield/Door Bumper Pad Black 324390-1- Part Number:
- 354-3243901
- Availability:
- In Stock - Ships same or next business day.
- Color:
- Black
- A:
- 3/4"
- B:
- 3/16"
- C:
- 3/8"
- D:
- 1/8"
$3.56
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.