Curt 45029 ATV Towing Starter Kit Quickly installs and allows for a variety of attachments on an ATV Ball mount features a 1 7/8" trailer ball, 5/8" ball hole and a clevis pin Adapter bolts onto ATV tongue to provide a 2" x 2" receiver tube opening Welded D-ring accepts tow straps or hooks Features a no-swivel design for solid coupling