Secure your trailer coupler with BOLT’s one-key system that uses your vehicle’s ignition key for convenience and security. The stainless steel pin mechanism features a protective weather-resistant shutter that blocks dirt and moisture while your trailer sits unattended.

Universal coupler compatibility, auto-return spring locking, and hardened steel hardware work together to prevent theft and unauthorized trailer movement at any campground or storage location.

• Compatible with 1-7/8-inch, 2-inch, and 2-5/16-inch ball couplers
• Opens with your vehicle ignition key
• Stainless steel construction with red powder coating
• Weather-proof protective shutter
• Auto-return locking when key is removed
• Double ball-bearing security mechanism
• Hardened steel hardware resists tampering
• Marine-rated for salt-air environments