cersalt Bicycle Bottom Bracket, Bike Bottom Bracket Professional Stable with High Performance for Mountain Bike(red)

• 【Effective ness】The bottom bracket is equipped with a separable rubber gasket that creates a gapless movement, effectively preventing dust and humidity from entering. This design ensures superior performance, prolonging the lifespan of your bike components.
• 【Low resistant Lubrication】With a double-side sliding separable rubber gasket, the bike bottom brasket axle set allows for smooth lubrication without increasing rotational resistant. This means efficient power transfer and minimal energy loss during your rides.
• 【Enhanced Sealing Performance】The newly designed end cover of the bottom bracket gasket greatly improves sealing, reducing sealing resistant while enhancing drainage. This results in a high-end finish that contributes to both form and function.
• 【Direct Power Transmission】Crafted from aluminum alloy, the bottom bracket bearings set ensures a more direct crank power transmission, eliminating plastic elasticity that can cause power loss and bearing damage. The result is improved rigidity and performance.
• 【High-Strength Lightweight Material】Made from aluminum alloy, the combines high metal strength with the lightweight properties of aluminum, ensuring durability without adding unnecessary weight to your bike, making it an ideal choice for competitive riders.

Description: The Bicycle Bottom Bracket is engineered for high performance and durability. Made from high-quality aluminum alloy and nylon, it features effective waterproofing with a separable rubber gasket to prevent dust and moisture. The innovative design includes strong groove sealing and a newly designed end cover for enhanced drainage and reduced resistance. Suitable for bottom bracket widths of 68-73mm, it is compatible with various bikes, including mountain, road, and folding bikes. This bottom bracket promotes direct power transmission and maintains the lightweight nature of aluminum, proving essential for avid cyclists seeking optimal performance. Specification: Item Type: Bike BC Bottom Bracket Material: Aluminum Alloy + Nylon Product Size: Length: Approx. 90mm / 3.5in Outer Diameter: Approx. 44mm / 1.7in Inner Diameter: Approx. 24mm / 0.9in Thread Pitch: Approx. 35mm / 1.4in Suitable Models: Mountain Bike / Road Bike / Fixed Gear Bike / Folding Bike Package List: 1 x Hollow Bottom Bracket Kit 1 x Bottom Bracket Kit 3 x Washer Note: Please confirm the bottom bracket and thread specifications before buying.