The safest way to secure most gooseneck style couplers including Bulldog, T.E.M., TEMCO, Hammerblow/Cequent etc. Patented design ensures the most secure way to leave an unattended trailer. Crafted with pride in the United States of the highest grade aircraft aluminum.

• Fits all brands of gooseneck couplers
• For RV's, livestock haulers, heavy duty trailers
• Coupler and sleeve lock are crafted of high quality aircraft grade aluminum, EZ disk lock is imported and comes with 2 keys
• Complete security system includes: 1- TL50 gooseneck style coupler lock, 1- TL51 adjustable sleeve lock, 2- TL45 EZ disk locks, 2 keyed-alike keys