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Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Seachoice 42431 High Quality Dock Rope for Boating - Double-Braid MFP Dock Line, ⅜-Inch x 15 Feet, Black/Red

Original price $18.69 - Original price $18.69
Original price
$18.69
$18.69 - $18.69
Current price $18.69
Item locally warehoused

Free returns on all eligible orders

You have 30 days to request a return. All sale items are final sale.

Keep your dock setup secure with this Seachoice double-braided 100% MFP dock line. Built as a non-stretch, high-tenacity polypropylene line that floats, it’s designed for reliable handling and stable mooring from season to season.

Key Features

  • Double-braided 100% MFP (multi-filament polypropylene) dock line
  • Non-stretch construction helps maintain steadier docking load control
  • Floats to help prevent propeller entanglement
  • High tenacity colored braided cordage for dependable performance
  • Black with red tracer for easy line identification at the dock

Intended Use

  • Dock lines and mooring applications
  • General use for boating and watersports setups (as a dock line)

Product Details

  • Brand: Seachoice
  • Model/Item No.: 42431
  • Line style: Double-braided 100% MFP dock line
  • Size: 3/8" x 15'
  • Color: Black with Red Tracer
  • Package/pack: 12 (case pack listed for Item 42431)

Parts Desk Insights

Best Use Case: Ideal as a primary dock line when you want a non-stretch, double-braided line that’s easy to handle and designed to float.

Common Issues: Before each use, inspect for fraying, hard spots, or damage near the tie-off areas; also confirm the line is routed to avoid contact with moving components. If you notice stiffness changes over time, check that the line hasn’t been dragged across abrasive surfaces while wet.

Related Products & Accessories

  • Dock line accessories (browse by dock/anchoring category) - If you need matching hardware, fenders, or anchoring components, browse the Anchoring & Mooring and dock line accessory sections to find compatible items.
Shipping information

In-stock and OEM parts: ship same or next business day.

Locally warehoused items: ship within 1-3 business days.

Special-order items: timeline confirmed after order.

Returns & warranty

Returns & Satisfaction Guarantee

We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.

If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.

To qualify for a return:


  • Item must be in new, unused condition

  • Product must be in its original packaging

  • All parts, components, hardware, manuals, and accessories must be included

  • Packaging must be undamaged and suitable for resale

Important:

Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.

We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.

For return authorization, please contact our support team before shipping anything back.

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