The CURT SecureLatch flush-mount lunette ring offers enhanced security and maximum versatility. Its integrated locking pin helps prevent coupling and theft when your trailer is left unattended, featuring holes in the bottom to accept a padlock. The pin can also be turned 90 degrees to allow you to hitch up your trailer. This lunette ring also offers increased height adjustment, featuring an offset base. This allows the ring to be flipped for more drop or rise as needed. This CURT SecureLatch lunette ring has a flush-mount base with bolt holes spaced 4-1/2 inches apart. The lunette ring itself has a 2-1/2-inch inside diameter to couple to a pintle hook or ball and pintle combination, and it is rated for up to 60,000 pounds gross trailer weight. This SecureLatch lunette eyelet is made from austempered iron for superior strength and wear resistance, and it features a battleship grey finish for resistance to the elements.