Enhance your cycling performance with this high-quality Bike Bottom Bracket, crafted from premium aluminum alloy and ceramic materials to deliver exceptional strength, durability, and efficiency. Designed for easy replacement and smooth operation, this bottom bracket is an essential upgrade for cyclists seeking stability and longevity in their bike components. Key Features: · **Durable Aluminum Alloy Frame**: Provides a lightweight yet robust structure that maintains strength while ensuring smooth pedaling and low noise during rides. · **Precision Machined Thread**: Engineered with premium aluminum alloy for enhanced lateral stability, resisting loosening and preventing abnormal noise for a safer and quieter ride. · **High-Performance Ceramic Bearing**: Features ceramic bearings that offer outstanding strength, impact resistance, wear resistance, and heat resistance, promoting smooth and efficient power output with reduced friction. · **Easy Installation & Replacement**: Designed for quick and hassle-free replacement of old or damaged bottom bracket parts, restoring your bicycle to optimal performance with improved strength. · **Superior Sealing & Stability**: Excellent sealing performance prevents dirt and moisture ingress, extending the lifespan of your bottom bracket and ensuring reliable operation under various cycling conditions. Specifications: · Material: Aluminum Alloy, Ceramic · Color: As Pictures Shown · Weight: Approx. 120g / 4.2oz · Outer Diameter: Approx. 47mm / 1.9in · Inner Diameter: Approx. 24mm / 0.9in · Five Way Length: Approx. 86.5mm / 3.4in Package Includes: · 1 x Bike Bottom Bracket Upgrade your bike’s bottom bracket with this precision-engineered, lightweight, and durable component, designed to provide cyclists with enhanced stability, smooth pedaling, and long-lasting performance. Perfect for maintaining your bicycle’s efficiency and ride quality.