Shimano BB-RS501 Hollowtech II English Bottom Bracket

Experience superior durability and precision with the Shimano BB-RS501 Hollowtech II English Bottom Bracket. Engineered with an advanced seal design, this bottom bracket ensures exceptional protection against dirt and moisture, extending the service life of your bike’s drivetrain. Perfectly crafted for seamless compatibility, it fits Hollowtech II 24mm crank spindles to deliver smooth and efficient pedaling performance.

• Precision-engineered for a flawless fit with Hollowtech II 24mm crank spindles, ensuring optimal power transfer
• Constructed with anodized aluminum cups that combine high strength and lightweight properties for enhanced bike performance