Shimano SM BB71 Road Press Fit Bottom Bracket Inner Cover for 86.5 mm

Shimano Saint Bb71 Hollowtech Ii Press Fit Bottom Bracket Cups. Upgrade your road bike’s drivetrain with the SHIMANO Ultegra SM-BB71-41B Hollowtech II Press-Fit Bottom Bracket. Engineered for cyclists demanding efficient power transfer and exceptional durability, this Ultegra-level assembly provides a stiff, reliable, and silent foundation. Its innovative fibre-reinforced polymer cups minimize frame noise and protect your frame, while precision-sealed bearings ensure smooth, maintenance-free performance in all conditions. Designed for seamless integration with Shimano Hollowtech II road cranks and road bike frames with 86.5mm shells, it’s the perfect choice for upgrades and custom builds, guaranteeing a top-tier riding experience. This Shimano bottom bracket shell offers exceptional quality and value. Its reliable performance ensures a smooth cycling experience, making it a top choice for road bikes like the Merida Silex 400. Expect durability and a low price point. SHIMANO Ultegra SM-BB71-41B Hollowtech II Press-Fit Bottom BracketElevate the heart of your road bike´s drivetrain with the SHIMANO Ultegra SM-BB71-41B Hollowtech II Press-Fit Bottom Bracket. Engineered for the demands of competitive Road Cycling and serious enthusiasts, this bottom bracket assembly provides the perfect foundation for efficient power transfer, exceptional durability, and whisper-quiet performance. As a crucial component linking your crankset to the frame, the SM-BB71-41B ensures that every ounce of your effort is converted directly into forward momentum, making it a premier choice for upgrades and custom builds.This complete Ultegra-level Press-Fit bottom bracket assembly is designed for seamless integration with Shimano Hollowtech II road cranks. Its design focuses on creating a stiff, reliable, and lightweight interface. The cups are masterfully crafted from a fibre-reinforced polymer material, a key innovation that significantly reduces the risk of frame noise and potential damage. This advanced material provides a more forgiving and secure interface compared to traditional alloy cups, helping to eliminate the frustrating creaks often associated with press-fit systems and protecting the integrity of your valuable carbon or alloy frame.Experience long-lasting, smooth-spinning performance in any condition. The SM-BB71-41B features high-quality, precision-sealed bearings that create a formidable barrier against the elements. This advanced sealing system is designed to keep out dirt, grime, and water, protecting the internal workings and ensuring your cranks spin freely ride after ride. This robust construction leads to a maintenance-free design, allowing you to spend more time on the road and less time in the workshop. The set includes everything needed for a complete installation: the left and right hand cups, the inner protective cover, and inner O-rings, guaranteeing a perfect fit and function straight out of the box.Key Benefits:- Optimized Power Transfer: The stiff and precise Hollowtech II interface ensures maximum rigidity, translating your pedalling power directly to the drivetrain with minimal energy loss.- Enhanced Durability and Protection: Superior sealing technology protects the precision bearings from contaminants, extending the lifespan of the component and ensuring consistent performance in all weather.- Silent, Frame-Safe Operation: The fibre-reinforced polymer cups provide a secure fit that mitigates stress on the frame and virtually eliminates creaking, ensuring a silent and efficient ride.- Shimano Ultegra-Level Quality: Benefit from the reliability, performance, and engineering excellence that the Shimano Ultegra series is renowned for, ensuring a top-tier riding experience. Features:- Advanced Sealing: High-quality sealed cups effectively keep out dirt and water for increased longevity.- Maintenance-Free Operation: Designed for long-lasting performance without the need for regular servicing.- Wide Compatibility: Perfectly suited for road bike frames with 86.5 mm bottom bracket shells.- Easy Press-Fit Installation: Engineered for a straightforward and secure press-fit installation by a qualified mechanic. Technical Specifications:- Application: Road Cycling- Series: Ultegra / 105 Level- Interface: Hollowtech II- Shell Type: Press-Fit- Cup Diameter: 41 mm- Shell Width: 86.5 mm- Crank Compatibility: Shimano Hollowtech II Road Cranks- Bearing: Sealed Steel- Cup Material: Fibre-Reinforced Polymer. tradeinn Bikeinn

Key Features:Complete Ultegra level press-fit bottom bracket assembly for Shimano HollowTech II road cranksCups are made from fibre reinforced polymer material which reduces the risk of frame noise and damageSet includes left and right hand cups, inner cover, and inner O-ringsSealed cups keep out dirt and waterMaintenance freeCompatible with 86.5 mm shells41 mm cup diameterEasy press-fit installation