Let's Go Aero (SHP 2082 SilentACT Locking Accessory Control Technology for Hitch Accessories Anti-rattle locking pin secures all hollow tow accessory devices in hitch for quiet, secure, and stable performance Integrated handle and rotational crank tightens down the pin so no tool is required to remove the free play in the hitch connection For use with 1.25 inch, 2 inch, and 2.5 inch hitch accessories that are hollow Designed for 1.25 inch, Class I towing only Chrome coated steel with stainless steel and composite washers to prevent marring on hitch tubing surface