Hardened steel hitch pin for our Heavy Duty Red Steel and Wood wagons and trailers. Zinc-coated for corrosion resistance. Measures 5/8" x 4" long with safety pin included. Free shipping to a residential or business address Call Toll Free: 1-800-335-1880 5/8 inch x 4 inch hitch pin CMIhitchpin$12.00 CMI products toll free order and help line 1-800-335-1880. OHIO RESIDENTS will be charged Ohio Sales Tax unless we have a OHIO SALES TAX EXEMPTION FORM on file. The form is available at the link on the left side of this page.