The TowSmartA(R) Class I Ball Coupler with Adjustable Collars allows you to easily and securely hook your trailer to your tow vehicle. The channel style coupler bolts onto the trailer tongue, is easy to install, and provides a tight and secure fit. The trigger-style latch allows for safe and easy hookup to the tow vehicle hitch ball. Class I 1 7/8" ball coupler Fits 1 7/8" hitch ball, 2" to 2 1/2" channel widths Simple bolt-on installation Trigger-style latch Corrosion-resistant construction Allows you to hook your trailer to tow vehicle Bolts on to the trailer tongue Adjustable channel brackets fit multiple channel widths Mounting hardware not included Order today!