Optimized for All Weather Conditions: These premium 55mm brake inserts are designed to perform exceptionally in any weather conditions, ensuring reliable stopping power whether it's sunny, rainy, or .Low Wear Design: Crafted to minimize wear on your carbon rims, these brake pads extend the lifespan of both the pads and your wheels, making them a cost-effective choice for regular cyclists.Compatibility Guaranteed: Specifically engineered for seamless compatibility with Race and Ultegra brake systems, these pads smooth, efficient and easy installation.Multiple Quantity Options: Available in packs of 1, 2, or 4 pairs, allowing you to choose according to your needs and ensuring you always have spare brake inserts on hand for emergency replacements.Eco-Friendly and Safe: Manufactured in with a commitment to environmental sustainability, these brake inserts contain no high-concern chemicals, promoting a healthier planet and ride.Description/Features:Engineered specifically for carbon rim friction , these brake inserts optimal performance and safety.Crafted from a low-density, soft rubber composite, these inserts are designed to minimize wear on carbon rims, extending their lifespan.The shape of the inserts closely matches the contour of the rim, providing a shorter distance and enhanced control.Experience superior stopping power in both wet and dry conditions with a design that also reduces noise.Each insert measures 55mm in length, making them ideal for road and folding bicycles equipped with either C or V brake systems.Specifications:Item: Brake InsertsMaterial: Rubber CompositeIntended Use: Wheel friction on carbon rimsCompatible Rim Type: Carbon rims onlySize: Length approximately 55mmCompatible Brake Types: C-brake and V-brakesSuitable For: Road and folding bicyclesCompatibility: Optimized for use with , Ultegra, 105; Force, Rival, Red; , and similar systemsNet Weight: Approximately 11 grams per pairPackage Contents: Varies as per order optionColor: BrownOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.