Sea-Dog Line 751010 Galvanized Trailer Coupler Locking Pin 1/4" x 3"

The Sea-Dog Line 751010 is a galvanized trailer coupler locking pin designed to prevent accidental uncoupling during transport while adding an extra level of theft deterrence. This 1/4-inch square pin is engineered to fit through your trailer coupler release handle, keeping the coupler securely locked onto the trailer ball throughout transit.

Key Features:

• Electrogalvanized steel construction provides excellent corrosion resistance for marine and outdoor use
• Spring-tensioned snap lock bale delivers stronger, more reliable holding power
• 1/4-inch square pin diameter with 3-inch length fits most standard coupler sizes
• Pin dimensions: A 1/4", B 3", C 1-13/16", D 7/16", E 13/16"
• Square design prevents rotation and adds security
• Quick-release bale mechanism for easy installation and removal

This essential towing safety component from Sea-Dog Line, a trusted manufacturer of ABYC-certified marine and trailer hardware, ensures your trailer stays securely attached throughout your journey. The electrogalvanized finish provides long-lasting durability even in harsh marine environments, making it ideal for boat trailers, utility trailers, and other towing applications.