Curt Coupler Locks — Secure, Durable Trailer Coupler Protection Curt Coupler Locks provide reliable security and corrosion resistance for a wide range of trailer couplers. Designed for easy operation and built from hardened materials, these locks protect your trailer when parked or stored. Available Styles & Features Padlock Style 1/4" hardened steel locking pin fits latch-type couplers with a max span of 3/4" Simple 1/4-turn lock activation for quick use Durable black finish for everyday protection Includes two keys Right Angle Style Adjustable 1/4" pin fits coupler spans from 1" to 3" Right-angle design with swivel head for easier access in tight spaces Chrome-plated body with anodized aluminum head resists rust Watertight dust cap prevents internal corrosion Easy 1/4-turn lock activation; includes two keys Barbell Style 1/4" pin fits latch-type couplers with a max span of 3-3/8" Chrome-plated finish for long-lasting protection Watertight dust cap and 1/4-turn activation Includes two keys Why Choose Curt Coupler Locks? These locks combine ease of use, corrosion resistance and hardened components to secure your trailer quickly and confidently. With multiple styles to fit different coupler spans and access needs, Curt offers a dependable solution for towing security.
