The Shimano BB-MT501 Bottom Bracket is a high-quality component designed for smooth and reliable performance on your bike. Weighing just 82 grams, this bottom bracket is lightweight yet durable, making it ideal for both casual riders and serious cyclists. The BB-MT501 features a sealed cartridge design for enhanced protection against dirt and water, ensuring long-lasting functionality. With its smooth rotation and efficient power transfer, this bottom bracket is a great choice for upgrading your bike's drivetrain. Compatible with various cranksets and frames, the Shimano BB-MT501 Bottom Bracket is a versatile option that will enhance your riding experience. Upgrade your bike with this top-notch bottom bracket and enjoy a smoother, more efficient ride.