Need an extra layer of protection to ensure your M4 flanged locknuts won’t come loose? 1up Racing has got you covered with Premium Aluminum M4 Flanged & Serrated Locknuts!
1up Racing Premium Aluminum Hardware is made from high-quality materials to ensure dependability, then finished with high-gloss anodizing for an outstanding appearance! These come in at well under half the weight of their steel counterparts making it easy to shave unwanted weight. Upgrade to 1up Racing Premium Aluminum Hardware on all of your cars today!
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