Bulldog (580402) Stainless Steel Dogbone Receiver Lock silver, 5/8in.

Bulldog 5/8 inch stainless steel dogbone receiver lock, for Class III and Class IV receivers..

• INDUSTRY-LEADING THEFT RESISTANCE: Designed with a patented locking mechanism that eliminates shaft diameter reductions, removing weak points and making it one of the most secure towing locks available.
• HEAVY-DUTY FIT FOR CLASS V HITCHES: Ideal for towing setups with wider outside widths (over 2-1/2 inches), providing a secure and snug fit for heavy-duty towing applications.
• BALL BEARING LOCK SYSTEM: Even if the lock is compromised, internal ball bearings extend and remain in the shaft, making it nearly impossible to remove and deterring theft.
• DUAL SELF-LOCKING DESIGN: Automatically locks into place for added security and convenience without requiring additional steps or tools.
• HIGH-SECURITY FEATURES: Equipped with a square key design and a protective dust cap to guard against dirt, debris, and tampering.