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Tie Down Engineering 86559 Pontoon Trailer Bunk Bracket 4-11/16" Height

Manufacturer

Tie Down Eng

<h3>Engineering Excellence for Trailer and Marine Applications</h3> <p>Since 1969, Tie Down Engineering has built a reputation as one of America's premier manufacturers of trailer components and marine accessories. Based in Atlanta, Georgia, this family-owned company operates from a massive 825,000-square-foot facility where advanced manufacturing technologies meet traditional American craftsmanship. With over 95 patents and more than 7,000 products in their portfolio, Tie Down Engineering represents decades of practical innovation designed to solve real-world challenges for boat owners, trailer operators, and commercial customers.</p> <p>What sets Tie Down Engineering apart is their commitment to in-house engineering and manufacturing. From CNC cutting and robotic welding to powder coating and rigorous testing, every product is designed and built in the United States. Their ISO 9001:2015 certification ensures that quality control standards remain consistently high across all product lines. This vertical integration allows the company to maintain strict oversight of materials, processes, and performance—critical factors when products must withstand demanding marine environments, heavy loads, and years of outdoor exposure.</p> <h3>Comprehensive Trailer Protection and Components</h3> <p>Tie Down Engineering specializes in critical trailer components that keep boats and cargo safe on the road. Their extensive selection of <a href="/6667-tie-down-eng-fenders-mounting-hardware-200397">fenders and mounting hardware</a> includes innovative bracket-less designs that simplify installation and provide clean, professional aesthetics. These high-density polyethylene fenders are engineered to resist UV degradation, impact damage, and harsh weather conditions, making them ideal for saltwater and freshwater applications alike. The company's <a href="/6667-tie-down-eng-fender-1380">fender</a> offerings accommodate various wheel sizes and trailer configurations, with reinforced construction that provides long-term durability even under demanding use.</p> <p>Safety remains paramount in trailer operation, which is why Tie Down Engineering produces robust <a href="/6667-tie-down-eng-safety-chains-cables-accessories-200888">safety chains, cables, and accessories</a> engineered to meet or exceed industry safety standards. These components serve as critical backup systems that protect against coupler failure, providing peace of mind during highway travel and boat launching. The company also offers a range of <a href="/6667-tie-down-eng-electronic-accessories-145">electronic accessories</a> and comprehensive <a href="/6667-tie-down-eng-trailer-parts-accessories-201094">trailer parts and accessories</a> that address everything from lighting and wiring to rollers, guide-ons, and mounting hardware. Each component is designed to integrate seamlessly with standard industry specifications, simplifying replacement and upgrade projects.</p> <h3>Built for the Marine Environment</h3> <p>Tie Down Engineering understands the unique demands of marine applications, where corrosion resistance and reliability are non-negotiable. Their trailer components are specifically engineered to withstand saltwater exposure, boat ramp immersion, and the constant moisture inherent in boating activities. Many products feature galvanized or aluminum construction, corrosion-resistant coatings, and sealed bearing systems that extend service life even in the harshest coastal environments. This attention to material science and protective finishes has made Tie Down Engineering a trusted name among boat dealers, marinas, and individual boat owners who demand components that won't fail when it matters most.</p> <p>The company serves diverse industries beyond marine and trailer applications, including manufactured housing, roofing, workplace safety, and agriculture. This broad manufacturing expertise translates into cross-industry innovations that benefit all product lines. Whether you're maintaining a boat trailer, upgrading safety equipment, or replacing worn components, Tie Down Engineering delivers the combination of American manufacturing quality, engineering innovation, and practical design that professionals and enthusiasts rely on for dependable performance season after season.</p>

Part Number

86559
06/01/2036 2:26 AM
Sale Price

$14.88

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Tie Down Engineering 86559 Pontoon Bunk Bracket is a heavy-duty galvanized steel mounting bracket designed for pontoon trailers. This versatile bracket provides secure support for pontoon boats during transport and storage.

Key Features:

  • Constructed from durable 11-gauge galvanized steel for corrosion resistance and long-lasting performance
  • Hot-dip galvanized finish protects against harsh marine environments
  • Accommodates both 2x4 and 2x6 bunk boards for flexible installation options
  • 7-inch adjustable slotted holes allow for easy left/right positioning on trailer frame
  • Overall length of 15-1/2 inches at the top of the bracket
  • Bunk mounting flanges measure 5-3/4 inches long by 1 inch wide
  • Bottom mounting flange accepts up to 1/2-inch diameter hardware
  • Bunk mounting holes accept 3/8-inch diameter lag bolts (2-3/4 inches on center) and 1/4-inch lag bolts (2 inches on center)

Specifications:

  • Height (C): 4-11/16 inches
  • Width (A): 7 inches
  • Depth (B): 8-3/8 inches
  • Material: 11-gauge hot-dip galvanized steel
  • Replaces part number 44012
  • UPC: 081628865592

This bracket is designed to be used in pairs and can also be utilized for custom dock applications or storage units. The slotted design simplifies installation and provides adjustment flexibility to match your specific pontoon trailer configuration.

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