Shimano BB-RS501 Hollowtech II Bottom Bracket

Shimano BB-RS501 Bottom Bracket – Smooth, Durable Performance for Your Road Bike

Upgrade your drivetrain with the Shimano BB-RS501, engineered with advanced seal technology that significantly extends bearing life while delivering ultra-smooth pedaling efficiency.

Key Benefits:

• Enhanced durability with special seal design that keeps contaminants out
• Precision-engineered for seamless Hollowtech II crankset integration
• Lightweight anodized aluminum construction reduces rotating weight

Technical Specifications:

• Spindle Interface: Shimano Hollowtech II (24mm)
• BB Shell Width: 68mm English threading
• Weight: Just 92g
• Finish: Silver anodized aluminum

Compatibility:

• Works with all Shimano Hollowtech II 24mm crank spindles
• Fits standard 68mm English-threaded bottom bracket shells

What's Included:

• Complete bottom bracket assembly with bearing cups

Important Notes: Professional installation recommended for optimal performance. Standard manufacturer warranty applies. Verify frame compatibility before ordering.