TEKTON 6020 1/4-Inch Coupler Safety Pin Universal fit for any hitch ball coupler using 1/4-Inch pin Fits through latch release handle to prevent accidental opening Rugged steel pin with spring steel safety clip Weather-resistant zinc plated finish Specifications: 1/4-Inch Diameter; 2-1/2-Inch Usable Length (3-Inch Overall Length)