5/8", 16 mm, Chrome Plated, Class III/IV Barrel Head Hitch Pin, Made With Hardened Steel For Improved Resistance To Cutting & Shearing, Tapered Ends Offer Easy Insertion, Fits 5/8", 16 mm Receivers, Usable Length Of Receiver Pin Is 3", 76 mm, Hardened Steel For Improved Cut & Shear Resistance, Tapered Ends For Easy Insertion.
Universal Trailer Coupler Lock, Designed To Fit Most 1-7/8", 48 mm, 2", 51 mm & 2-5/16", 59 mm, Couplers, Advanced Locking Mechanism Provides Resistance To Picking & Prying, Guards Against Trailer Tow Away Theft, Easy To Install & Remove, Resists Rust & Corrosion.