Hitch Pin Pin Diameter 1/2 in Shank Diameter 1/2 in Shank Length 3 1/2 in Pin Type Swivel Lock Material Steel Material Grade/Class Ungraded Finish Zinc Plated Usable Length 3 1/2 in Product Type Hitch Pins System of Measurement Inch Head Diameter 1 1/4 in Pack Size Small Pack Properties Corrosion Resistant