- Enhance your road bike's performance with this high-quality bottom bracket designed specifically for road bikes. - Featuring a square design, it ensures compatibility with select bike models, making it an essential upgrade for your cycling setup. - The precise dimensions of 68x108MM guarantee a proper fit, so you can ride with confidence, knowing your components are securely in place. - Crafted from a durable material, this bottom bracket is built to withstand the rigors of regular use, providing you with reliability and longevity. - Easily identifiable by the marking 10B21, this bottom bracket simplifies the matching process with your bike, ensuring you choose the right part effortlessly. - Ideal for competitive cyclists looking to enhance their bike's performance during races or long-distance rides, this bottom bracket offers improved efficiency and power transfer. - Perfect for weekend cyclists who value reliability and smooth operation, making it a great choice for maintaining your bike for leisurely rides or daily commutes. - Whether you're upgrading an existing bike or building a new one, this bottom bracket is a crucial component that enhances overall ride quality and ensures a smooth cycling experience.