The Bicycle Cassette Spacer is a lightweight and versatile gear hub washer designed to enhance the performance of your road or mountain bike. This versatile set includes a range of spacers with various thicknesses, ensuring a perfect fit for most situations. The 1mm, 1.5mm, 1.85mm, 2mm, 2.18mm, and 2.35mm spacers provide a perfect upgrade for your bike's stock hardware, offering smoother operation, improved shifting, and reduced play. Made from premium materials, these washers provide long-lasting performance and are easy to install with a simple hand-tightening system. With the Bicycle Cassette Spacer, you can easily repair and upgrade your bike's components, improving its overall performance and functionality.