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

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.