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Attwood Marine 99026 360-Degree Positive Lock Swivel Spider Mount Ribbed Series

Manufacturer

Attwood Marine

<h3>About Attwood Marine</h3><p><strong>Attwood Marine</strong> has been a cornerstone of the boating world for well over a century. <a href="/7239-attwood-marine">Founded in 1893</a>, the company began by manufacturing precision underwater hardware and on-deck fittings — rudders, struts, cleats, and lights — and quickly earned a reputation for fine engineering and enduring quality. After World War I, the brand's craftsmanship was so well regarded that legendary boatbuilder Chris-Craft turned to Attwood for brass fittings on their iconic pleasure boats.</p><p>Today, Attwood operates as part of the Navico Group by Brunswick, a global family of industry-leading marine companies, yet it has never lost the boater-first focus that built its name. What distinguishes Attwood from many competitors is their end-to-end philosophy: they design, manufacture, test, and distribute their own products rather than simply sourcing components from third parties. Every item in the Attwood catalog is rigorously tested to meet or exceed U.S. Coast Guard (USCG), American Boat and Yacht Council (ABYC), and CE standards — giving boaters and OEM manufacturers alike the confidence to rely on Attwood gear season after season.</p><h3>A Complete Marine Accessories Ecosystem</h3><p>Attwood's catalog spans an impressively broad range of marine needs. On the comfort and ergonomics side, their <a href="/7239-attwood-marine-seat-pedestal-packages-200926">Seat &amp; Pedestal Packages</a> deliver complete, ready-to-install seating system solutions backed by decades of engineering refinement. For boaters who prefer to build or customize their setup, Attwood's Fixed Mount Pedestals provide a sturdy, reliable foundation engineered for lasting stability on the water.</p><p>When it comes to protecting your hull at the dock, Attwood's <a href="/7239-attwood-marine-fenders-200396">Fenders</a> offer dependable, marine-grade cushioning against docks, pilings, and other vessels — an often-overlooked but essential piece of gear for every boat owner. Getting on and off the boat safely is equally important, and Attwood's <a href="/200179-boarding-ladders-attwood-marine-7239">Boarding Ladders</a> are designed with heavy-duty construction, rated hardware, and user-friendly features to make every entry and exit as secure as possible.</p><p>Beyond these categories, Attwood is also widely recognized for its bilge and aerator pumps, navigation lighting, fuel systems, rod holders, and trailering accessories — making the brand a true one-stop resource for outfitting or refreshing virtually any powerboat, fishing boat, or recreational vessel.</p><h3>Why Boaters Choose Attwood</h3><ul style="list-style:disc"><li><strong>100+ Years of Proven Experience</strong> — A heritage of quality engineering stretching back to 1893.</li><li><strong>Multi-Standard Compliance</strong> — Products tested to USCG, ABYC, and CE standards for safety and performance.</li><li><strong>OEM-Trusted</strong> — A leading supplier to major boat manufacturers across a wide range of product categories.</li><li><strong>Corrosion-Resistant Materials</strong> — Extensive use of 304 and 316 stainless steel, chrome-plated zinc, and marine-grade synthetics built for harsh saltwater environments.</li><li><strong>In-House Engineering</strong> — Advanced prototyping, simulation, and real-world testing ensure reliability before any product reaches the water.</li></ul>

Part Number

99026
09/11/2036 10:15 AM
Sale Price

$129.24

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Attwood Marine 99026 is a Millennium Series 360-Degree Positive Lock Swivel Spider Mount designed for ribbed stanchion pedestal systems. Built for boaters who demand reliable, wobble-free seat positioning, this low-profile swivel delivers smooth full-circle rotation with a secure positive lock mechanism.

Key Features:

  • Full 360° rotation regulated by dual locking devices — lift the positive lock lever to rotate, drop it to lock in place
  • Locks in 10° increments for precise, repeatable seat positioning
  • Secondary twist control provides variable drag adjustment and can be tightened down for a firm lock
  • Internal Delrin Bearing Cup ensures smooth, gall-free operation over years of use
  • Silver powder coat finish for corrosion resistance in harsh marine environments
  • Standard 5" four-hole mounting pattern for broad compatibility
  • Designed for 2-7/8" ribbed (fluted) stanchion pedestals
  • Compatible with Garelick/Attwood seat slides including models 21000, 75080, 75081, 75082, 75083, 20000, 20001, and 21001
  • Meets ABYC-H31, Type A marine seating safety standards

The 99026 is the ribbed-stanchion version of the Millennium Series swivel spider, engineered to pair with fluted pedestal tubes for a secure, rattle-free fit. Whether fishing or cruising, this swivel provides the dependable seat rotation and lockdown performance expected from the Attwood/Garelick seating system.

Fast ship. Will install today Thanks

The picture did not match what I purchased. Only part number and description were correct.

First time buyer. So far so good.

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Great, but I thought that it would come sooner for $20.00

Easy site to navigate. Competitive price point. Item in stock.

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