What Our Gearhead® Experts Are Saying:"I added the OneUp Axle Shim Pack to my setup, and the ability to adjust axle length while matching my bike's color scheme was a game changer. It's simple to install and adds a clean, cohesive look."We’re all about dialing in the perfect fit and look for our bikes, and the OneUp Axle Shim Pack lets us do just that. These precision shims are designed to replace the standard black spacers included with the Axle R, giving us the ability to adjust axle length while keeping every detail color-coordinated. Whether we’re fine-tuning our rear axle or ensuring a seamless anodized match, this shim pack makes customization easy. With its simple installation, the OneUp Axle Shim Pack is a small upgrade that makes a big impact on both performance and style.