Wike Replacement Trailer Hitch for Wike Cargo Trailers with Square Profile Tow-Bars Easily replace or add a connection point with the Wike Replacement Trailer Hitch for Cargo Trailers with Square profile Tow-Bars. Designed for a secure fit and smooth towing, this durable hitch ensures a reliable ride every time. Perfect for families with multiple bikes or as a backup for quick swaps. Compatible With: Heavy Duty Flatbed Trailer, DIY Cargo Trailer Kits Includes: Green Hitch, Truss-head Screw & Nut