1/4″ X 2 1/4″Square Pin Trimax Deluxe Coupler Lock has been added to your order form. Checkout View Order Form $2.95 1/4" X 2 1/4"Square Pin quantity Add To Order Form SKU: 1238 Categories: Locks & Pins, Pins **Two Pins Per Pack.** Related products Standard 2″ Receiver Lock 5/8″ Hole $27.95 Part #:1634 Add To Order Form Universal Premier Coupler Lock $102.95 Part #:1630 Add To Order Form Trimax Universal Coupler Lock $39.95 Part #:1631 Add To Order Form 5/8″ x 4″ Hitch Pin $4.95 Part #:1255 Add To Order Form