Manufacturer
<h3>About Springfield Marine</h3><p>Few names carry as much weight in the world of marine seating as <strong>Springfield Marine</strong>. With roots stretching back to 1952, when the Springfield Aluminum Company was established as an aluminum foundry, the brand steadily grew into one of the most recognized manufacturers in the boating industry. By the late 1970s, Springfield had firmly established itself as a go-to source for marine seating hardware — and it has never looked back. Today, the company is widely regarded as a leader in both freshwater and saltwater marine seating solutions.</p><p>What sets Springfield Marine apart is a relentless commitment to engineering products that can withstand the real demands of life on the water. The brand relies on materials like high-strength anodized aluminum, stainless steel, and protective E-coatings — finishes proven to hold up against corrosion in everything from calm inland lakes to punishing saltwater offshore environments. Every product is designed with both recreational boaters and working professionals in mind, blending ergonomic comfort with the structural durability that serious boating requires.</p><h3>Innovative Pedestal Systems</h3><p>Springfield Marine has built its reputation largely on the strength of its pedestal systems. Their <a href="/7586-springfield-marine-tables-pedestals-201044">Tables & Pedestals</a> lineup includes some of the most versatile solutions available, from air-powered 3-stage table pedestals that adjust to multiple heights without requiring a floor hole, to 12V electric actuated pedestals that wire into any onboard switch and offer positions ranging from deck level to full dining height. These pedestals are built from high-strength aluminum and are rated for serious load capacity, making them as functional as they are durable.</p><p>The brand's proprietary systems — including the KingPin™ and SpringLock™ pedestal platforms — offer boaters a flexible, tool-free approach to managing deck space. These removable designs are especially popular with anglers who need to quickly reconfigure seating to suit changing conditions on the water.</p><h3>Complete Seating Solutions</h3><p>Beyond individual components, Springfield Marine offers thoughtfully curated <a href="/7586-springfield-marine-seat-pedestal-packages-200926">Seat & Pedestal Packages</a> that pair compatible seats and mounting hardware into ready-to-install systems. This takes the guesswork out of mixing and matching components, ensuring proper fitment and balanced performance straight out of the box. Whether you're rigging a bass boat, a center console, or a pontoon, Springfield's packaged solutions make it straightforward to upgrade your onboard comfort.</p><p>Springfield Marine's product development philosophy centers on continuous improvement — working with industry associations and boating customers alike to refine existing designs and introduce new innovations. The result is a catalog of over 150 products that cover seating hardware, mounting systems, tables, and accessories, giving boat owners a single trusted source for outfitting their vessels from stern to bow.</p>
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$121.12
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The Springfield Marine 3100521-L1 is a swivel slide seat mount designed for marine seating applications. This mount combines both swiveling and sliding functionality, allowing boat seats to rotate 360 degrees while also providing fore-and-aft adjustment for optimal positioning and comfort on the water.
Key Features:
This swivel slide mount is ideal for upgrading existing boat seating or installing new seats where both rotation and adjustability are desired. The combination of swivel and slide functions provides maximum flexibility for operators and passengers to find their optimal seating position.
Had what I needed and easy to checkout.
James C
I was satisfied.
Adrian G
When others said they could not ship the product to me, they said due to shipping restrictions, these guys could and did. Thank you.
Justin K
I was able to find the correct part and it was delivered in a timely manner!
Michael S
Easy to navigate and had exactly what I wanted
Benjamin P
Best price , and fast service. I give them a three thumbs up .
Robert S
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