Coupler Latch Lock Sorry, this product cannot be purchased. SKU: 1633 Categories: Locks, Locks & Pins Related products Standard 2″ Receiver Lock 5/8″ Hole Call For Price Part #:1634 1/4″ Adjustable Class II Coupler Lock Call For Price Part #:1636 Trimax Universal Coupler Lock Call For Price Part #:1631 5/8″ x 4″ Hitch Pin Call For Price Part #:1255