The Shimano bottom bracket "XT SM-MT800" is a high-quality bottom bracket specifically designed for Hollowtech II cranks. It offers a reliable and durable solution for cyclists who value performance and efficiency. The bottom bracket comes as a self-service package and includes all necessary components, including the sleeve, ball bearings, spacers, and the housing to ensure easy installation. With a spindle compatibility of 24 mm and frame compatibility for BSA frames, this product is versatile. The 50 mm chainline ensures optimal power transfer and smooth riding behaviour. The bottom bracket has a lightweight of only 0.082 kg, contributing to the overall performance of the bicycle. The sleek black colour seamlessly integrates into the bike's design, providing an appealing look. This bottom bracket is an excellent choice for anyone looking to upgrade their bicycle components.