1/4″ X 3″ Square Pin Sorry, this product cannot be purchased. SKU: 1237 Categories: Locks & Pins, Pins **Two Pins Per Pack.** Related products Receiver Lock T5 Fits 2 1/2″ & 3″ Recivers Call For Price Part #:1635 Trimax Universal Coupler Lock Call For Price Part #:1631 3/16″ X 1 3/4″ Square Pin Call For Price Part #:2414 3/8″ X 1 1/2″ Square Pin Call For Price Part #:1236