Enhance your cycling performance with this high-quality Bottom Bracket, expertly crafted from durable carbon steel for exceptional strength and long-lasting use. Designed specifically for mountain bikes and variable-speed bicycles, this bottom bracket features hexagon socket waterproof screws that ensure a secure fit while providing excellent resistance to rust and wear. Its smooth bearing axis and sealed design offer superior lubricity, making installation simple and delivering a smooth, efficient ride—perfect for both casual cyclists and competitive racers. Key Features: · Premium Carbon Steel Construction: Provides high strength and durability, ensuring reliable performance even under demanding conditions. · Hexagon Socket Waterproof Screws: Made from high-grade materials to resist rust and corrosion, enhancing the longevity of your bike components. · Smooth Bearing Axis: Improves wear resistance and reduces friction, resulting in a quieter and more efficient pedaling experience. · Sealed Bottom Bracket Design: Easy to install and maintain, the sealed structure protects internal components from dirt and moisture, extending service life. · Ideal for Variable-Speed and Mountain Bikes: Engineered to meet the demands of diverse cycling styles, making it a vital accessory for your bike. Specifications: · Item Type: Bottom Bracket · Material: Carbon Steel Package Includes: · 1 x Bottom Bracket This Bottom Bracket combines robust materials with thoughtful engineering to provide cyclists with a reliable, smooth, and long-lasting component. Upgrade your bike with this essential accessory to enjoy enhanced performance and durability on every ride.