Make quick work of confirming wheel nuts stay tight after torquing. Simply tighten nuts to spec, then install one of these wheel nut indicators over the wheel bolt and mark the wheel. A tip that doesn't point to the reference mark indicates movement. Every Dorman part is backed by over 100 years of experience, along with a dedicated team of product experts, automotive engineers and technical support specialists based in the United States. We are passionate about giving repair professionals and vehicle owners greater freedom to fix cars and trucks, which is why we have more than 100,000 parts in our catalog today and promise to never stop driving new solutions. Product Features:Convenient operation - these wheel nut indicators make it easy to confirm wheel bolts have not moved from their tightened positionEasy to spot - made of high-visibility plastic for quick reference and easy readingDurable construction - tough UV-resistant plastic indicators won't corrode or damage the surface of the wheel nutMultiple fitments - each indicator fits a variety of hex nut sizes for convenience