HT-3 Hitch-Vise Anti-Rattle Clamp by Hitch Rider Racks
Anti-Rattle Hitch Pin
Oxgord Automotive trailer Hitch Tightener Anti-Rattle Stabilizer Single U-Bolt for 1.25" to 3.75" Hitches - Walmart.com
Cvp Anti Rattle Hitch Tightener Stabilizer With Hitch Cross Clamp U Bolt Hitch Ball Mount Tighener Wobble Carrier Heavy Duty - Rv Parts & Accessories - AliExpress