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Ronstan RF4055 ClearStart 50mm Sailing Race Watch Red/Grey

Manufacturer

Ronstan

<h3>About Ronstan – A Legacy Built on the Water</h3><p>Few names in the sailing world carry as much weight as Ronstan. <strong>Founded in 1953</strong> by Ron Allat and Stan Lenepveu, the company began as a small boatbuilding operation in Highett, a suburb of Melbourne, Australia. What started as handcrafting custom yacht fittings for fellow sailors at the nearby Black Rock Yacht Club steadily grew into one of the most respected sailboat hardware manufacturers on the planet. The brand name itself is a nod to its founders — Ron and Stan — whose passion for sailing and precision craftsmanship shaped the company's DNA from day one.</p><p>Today, <strong>Ronstan International</strong> is a globally recognised manufacturer and supplier of sailboat hardware, rigging components, winches, sailing gear, and accessories, with its head office remaining in Braeside, Victoria, Australia. The company has established manufacturing facilities in Australia, Denmark, and Indonesia, along with sales offices in the United States, and distributes products to sailors in over 40 countries around the world. In November 2023, Ronstan joined <strong>Groupe Wichard</strong>, aligning with an industry leader whose portfolio spans more than ten world-renowned brands in the sailing and safety markets — a move that further strengthens Ronstan's global reach and product offering.</p><h3>Engineered for Every Sailor, Proven at the Highest Levels</h3><p>Ronstan's reputation spans the full spectrum of sailing — from first-time dinghy sailors to elite competitors at the America's Cup and Olympic Games. The brand serves as the official supplier to the Australian Sailing Team, and Ronstan hardware has appeared aboard medal-winning boats across multiple Olympic campaigns. That pedigree at the pinnacle of racing directly fuels the innovation available to everyday sailors: the demanding performance requirements of top-tier competition have driven many of the technical breakthroughs found throughout Ronstan's broader product range.</p><p>The company's catalog encompasses well over 2,000 products, including pulley blocks, traveller systems, furlers, rope cleats, stainless steel fittings, shackles, snap shackles, and winches. Whether you're outfitting a small racing dinghy, a family cruiser, or an offshore race yacht, Ronstan offers hardware designed and tested to perform in real-world conditions. Their in-house capabilities span design, engineering, precision injection moulding, CNC machining, metal pressing, and assembly — all of which contribute to the consistent quality sailors have come to expect from the brand.</p><h3>Top Ronstan Product Categories</h3><p>Among Ronstan's most popular product lines are their <a href="/11561-ronstan-tiller-extensions-accessories-202641">Tiller Extensions &amp; Accessories</a>, which encompass both their renowned carbon fibre and alloy tiller extension ranges. Whether you need a lightweight, rigid fixed-length stick or a telescopic option for adjustable reach, Ronstan's tiller extensions are engineered for decisive helm response and positive grip in all conditions. Complementing these are Ronstan's <a href="/11561-ronstan-tiller-extensions-accessories-201068">Tiller Extension Accessories</a> — including universal joints, retaining clips, and end knobs — that allow sailors to fine-tune their setup or replace worn components with ease.</p><p>Ronstan also produces a well-regarded line of <a href="/11561-ronstan-fairleads-201944">Fairleads</a>, designed to guide lines smoothly across a boat's deck. Available in UV-stabilised nylon and with optional stainless steel liners for added strength and longevity, these practical fittings are a staple of both dinghy and keelboat rigging setups worldwide.</p><h3>Why Choose Ronstan?</h3><ul><li><strong>70+ years of marine hardware expertise</strong> rooted in Australian sailing culture</li><li>Products trusted by Olympic sailors, offshore racers, and cruising sailors alike</li><li>Over 2,000 products covering everything from small dinghy fittings to superyacht systems</li><li>Advanced manufacturing across three international production facilities</li><li>Part of Groupe Wichard, adding complementary product depth and global support</li></ul>

Part Number

RF4055
06/03/2036 9:21 AM
Sale Price

$89.54

In Stock (7)

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Usually delivered within 2 days

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Product Details

The Ronstan RF4055 ClearStart 50mm Sailing Watch combines advanced race timing functionality with bold, durable design. This dedicated sailing watch features an upgraded mineral crystal lens for superior clarity and impact resistance, housed in a reinforced glass-filled polycarbonate case. The comfortable injection-molded silicone band and textured low-profile buttons ensure reliable operation in demanding marine conditions.

Enhanced Design Features:

  • Mineral crystal lens recessed in case for improved impact resistance and optical clarity
  • Reinforced glass-filled polycarbonate case construction
  • Flexible injection-molded silicone band for superior comfort and durability
  • Low-profile textured buttons for easy operation with wet or gloved hands
  • Large 50mm (2 inch) case diameter for at-a-glance readability
  • Water resistant to 5 ATM (50 meters/150 feet)
  • Shock resistant construction

Race Timer Functions:

  • Multiple start sequence options including World Sailing 5-4-1-0, match racing, and user-defined sequences
  • SYNChronization function allows resynchronization if countdown started late
  • Multi-line display shows start sequence and time simultaneously
  • Loud intuitive countdown and start sound signals
  • Countdown repeat or count down and up for elapsed race time tracking
  • Separate fast-access race and time mode navigation

Daily Watch Functions:

  • Time display in 12 or 24-hour format with hours, minutes, and seconds
  • Date display in month/day or day/month format
  • Daily alarm function
  • Chronograph with hours and time of day
  • Luminescent backlight with battery-saving mode

Developed with input from world-class sailors, the ClearStart race watch delivers the competitive edge serious racers demand. The intuitive programming and large, easy-to-read display make it simple to focus on your race strategy rather than fumbling with complicated watch functions.

easy checkout

Very easy..step by step.. Easy

Thanks for carrying what the local car parts stores did not have!

Pretty quick except you made me type here and that irritates me.

fast and easy

Great truck rack / product as expected and quick shipping. Will shop with again for sure, thanks.

found what I was looking for quickly, will see how shipping is handled

Everything is so easy. In Minutes.

Great website, very simple and easy to use. Customer service was great and could not beat a better price on product. Was given an e-mail every step of the way. Would recommend!8

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