The CURT SecureLatch 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 maximum height adjustment, featuring an offset base. The ring can be flipped for more drop or rise as needed. The CURT SecureLatch lunette ring is intended to fit an 11-3/4-inch x 3-inch inside width channel (sold separately). It has a two-hole bolt pattern. The lunette ring itself has a 3-inch inside diameter to couple to a pintle hook or ball and pintle combination, and it is rated for up to 25,000 pounds gross trailer weight. This SecureLatch lunette eyelet is made from cast iron for dependable strength, and it features a durable, dark grey teridium powder coat finish for resistance to the elements.