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C.T. Johnson RC5 Dead Bolt Coupler Lock for 3-3/8" Surge Brake Couplers

Manufacturer

C.T. Johnson

<p>C.T. Johnson Enterprises has built a reputation for delivering robust security solutions that protect trailers, RVs, and towing equipment across North America. Operating under the DeadBolt Locks brand, the company has specialized in designing and manufacturing innovative locking mechanisms since 1985, bringing over three decades of expertise to the trailer security market.</p><h3>American Manufacturing Heritage</h3><p>Born and bred in the heartland of the automotive world, C.T. Johnson manufactures their products in Michigan, USA. This commitment to domestic production ensures consistent quality control and supports American manufacturing. The company designs, develops, produces, and sells their own products, ensuring what they design is what customers receive for safe, secure towing experiences. Rather than simply reselling generic security hardware, C.T. Johnson invests in research and development to create purpose-built solutions for the unique challenges of trailer security.</p><h3>Specialized Security Solutions</h3><p>The core of C.T. Johnson's product lineup focuses on preventing trailer theft and unauthorized use through multiple locking mechanisms. Their <a href="/11770-ct-johnson-trailer-hitch-lock-14537">trailer hitch locks</a> utilize patented DeadBolt technology featuring reversible keys and protective rubber keyway covers that resist weather damage and dirt intrusion. These locks feature extruded, tempered aluminum bodies that provide superior strength-to-weight ratio and a distinctive look, making them both functional and corrosion-resistant for long-term outdoor use.</p><p>For comprehensive trailer protection, C.T. Johnson offers <a href="/11770-ct-johnson-coupler-ball-mount-locks-200290">coupler and ball mount locks</a> that engage trigger-style couplers like a trailer ball does, preventing hookup attempts. Hi-tech materials redefine the traditional lip-engaging coupler lock, with designs that accommodate both flat-lip and rolled-lip coupler styles across multiple size ranges. The company's innovative Blockhead coupler locks feature simple push-button mechanisms that require only a quarter-turn of the key to release, balancing security with user convenience.</p><p><a href="/11770-ct-johnson-cable-lock-14708">Cable locks</a> round out the product range, providing flexible security options for securing multiple attachment points or smaller equipment. Many C.T. Johnson products are available in keyed-alike sets, allowing owners to manage multiple locks with a single key—a practical feature for commercial operators or individuals with multiple trailers.</p><h3>Quality Assurance and Design Philosophy</h3><p>C.T. Johnson's manufacturing approach prioritizes durability and real-world performance. The CT Johnson warranty is a statement of confidence in product quality, with a straightforward promise that they stand behind that quality 100 percent. Products feature exterior-grade powder coat finishes, stainless steel options for marine environments, and shuttered key openings that prevent freezing in cold climates. The company's <a href="/11770-ct-johnson-trailer-hitch-1212">trailer hitch</a> accessories are engineered to meet the demanding requirements of Class III, IV, and V hitches, with proper sizing for both standard 2-inch receivers and heavy-duty 2.5-inch applications found on newer trucks.</p><p>Whether securing a utility trailer at a job site, protecting an RV during storage, or preventing theft of marine equipment, C.T. Johnson's DeadBolt product line delivers purpose-engineered security hardware backed by decades of towing industry experience.</p>

Part Number

RC5
06/01/2036 9:05 AM
Sale Price

$19.92

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The C.T. Johnson RC5 is a heavy-duty dead bolt coupler lock designed specifically for surge brake style trailer couplers with a 3-3/8 inch opening. This security lock provides reliable theft protection for trailers equipped with surge brake systems.

Key Features:

  • Flush lock design sits securely within the coupler without protruding
  • Fits 3-3/8 inch opening surge brake style couplers
  • Dead bolt locking mechanism for maximum security
  • Durable black finish with nickel chrome plating for corrosion resistance
  • Prevents unauthorized coupling and trailer theft
  • Easy to install and remove with included keys

This coupler lock is ideal for boat trailers, utility trailers, and other equipment trailers that use surge brake couplers. The flush design ensures the lock remains protected from tampering while providing a clean, professional appearance. The nickel chrome finish provides long-lasting durability in outdoor conditions.

Products specifications

Span

3-3/8" coupler

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