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Barton Marine 90500 55mm Ratchet Block with Swivel Head

Manufacturer

Barton Marine

<h3>Barton Marine: Nearly 80 Years of Sailing Hardware Innovation</h3><p><strong>Barton Marine</strong> has been one of the world's most respected names in sailing hardware ever since shipwright Ron Barton founded the company in Whitstable, Kent, England in 1948. What started as a small boatbuilding operation grew into a globally recognized manufacturer, driven by a willingness to pioneer new materials and engineering techniques long before competitors caught on.</p><p>From the very beginning, Barton stood apart by embracing innovation. Ron Barton was among the first manufacturers to recognize the potential of Tufnol — a fabric-based laminated plastic — and stainless steel for crafting yachting blocks that were both lighter and stronger than traditional wooden alternatives. When GRP boats democratized sailing in the 1960s, Barton doubled down on progress, becoming the first marine company to adopt plastic injection moulding across its entire block range. The result was a generation of hardware that was more affordable, more reliable, and more performance-oriented than anything previously available.</p><p>Today, <a href="/11485-barton-marine">Barton Marine</a> produces over 1,000 different hardware products designed for sailboats of all sizes — from nimble dinghies and keelboats to cruising yachts up to 16 meters in length. All products are manufactured at the company's purpose-built factory in Whitstable, with a skilled local workforce that has long passed its craftsmanship traditions down through generations of employees.</p><h3>A Comprehensive Range Built for Sailors</h3><p>Barton's catalog spans nearly every aspect of deck hardware. Their blocks — available in materials ranging from carbon fibre and anodized aluminum to classic Tufnol — are engineered for low-friction line handling under demanding loads, and have won multiple industry &quot;block test&quot; awards from respected marine publications. Traveller systems, genoa cars, rope clutches, deck organisers, and reefing kits round out a range that covers virtually every sail-handling need.</p><p>One of the most recognized product categories in the Barton lineup is their cleats, which are manufactured using high-quality materials like nylon composites and Tufnol to deliver a low-profile, saltwater-resistant design that stands up to the harshest marine environments. Whether you need sliding cleats for dinghy track systems or robust horn cleats for larger yachts, Barton's extensive <a href="/11485-barton-marine-cleats-200268">cleat range</a> offers a solution for every application.</p><p>Barton also manufactures a well-regarded range of composite winches — lightweight, virtually self-lubricating, and corrosion-resistant alternatives to conventional steel winches — alongside winch handles, snubbing winches, and the clever Wincher adapter that converts a standard winch into a self-tailing unit.</p><h3>Why Sailors Trust Barton Marine</h3><p>The longevity of Barton Marine's reputation rests on a straightforward principle: build hardware that simply doesn't fail. Sailors who race offshore events like the Fastnet Race, as well as recreational cruisers circumnavigating the globe, return to Barton because the hardware is dependable when it matters most. That philosophy, paired with continuous product development — including the innovative Boomstrut, carbon fibre tiller extensions, and the 2026 New Generation block series — ensures that Barton Marine remains at the cutting edge of sailing deck hardware well into its eighth decade.</p>

Part Number

90500
09/10/2036 5:45 PM
Sale Price

$116.86

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Barton Marine 55mm Ratchet Block is a high-performance sailing block designed for mainsheet and spinnaker sheet systems on dinghies, keelboats, and small yachts up to 30 feet. This innovative block allows sailors to easily hand-hold loaded lines while providing an optimal balance between holding power and controlled easing.

Key Features:

  • 2-3/16 inch (55mm) ratchet mechanism for superior line control
  • Stainless steel lever locks the swivel head when desired
  • 12-faced aluminum sheave with gunmetal silver anodizing for smooth operation
  • High-density nylon and glass fiber reinforced polymer body with UV protection
  • Marine grade 316 stainless steel internal components for corrosion resistance
  • Low friction design engineered for longevity in harsh marine environments

Technical Specifications:

  • Safe Working Load: 661 lbs (300 kg)
  • Breaking Load: 2,646 lbs (1,200 kg)
  • Maximum Rope Diameter: 3/8 inch (10mm)
  • Weight: 4.8 oz (135 grams)

Combining contemporary design with robust engineering, this ratchet block delivers professional-grade performance for serious sailors. Sold individually.

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