Upgrade your bicycle's performance with the 105 BB-5500 Octalink V1 Bottom Bracket, a precision-engineered component designed for Racing and Recreational Road Bikes. Crafted from durable materials and built with 's innovative engineering, this bottom bracket ensures smooth pedaling efficiency and reliable power transfer. Materials & Construction: Constructed with steel components, the BB-5500 features robust corrosion-resistant construction for long-lasting durability. Its sleek silver finish not only looks excellent but also offers resistance against wear and environmental elements, making it ideal for everyday riding and competitive cycling. Performance & Engineering: Designed with 's Octalink V1 spline technology, this bottom bracket provides a secure and precise connection between your crankset and headset, optimizing stiffness and maximizing pedaling power. The 68mm shell width and 1.37-inch frame interface ensure compatibility with a wide range of frame sizes, delivering a seamless riding experience. Components & Technology: This bottom bracket supports Octalink V1 cranksets such as FC-7700, FC-7703, FC-6500, FC-5500, and FC-5501 series, making it a versatile choice for Premier groupsets. Its bearing systems are engineered for smooth rotation, reducing friction and increasing efficiency during every pedal stroke. Style & Use Case: Ideal for road cyclists seeking reliable, high-performance components, the 105 BB-5500 focuses on lightweight, efficient, and sleek design. Whether upgrading your existing setup or building a new bike, this bottom bracket enhances overall ride quality without adding unnecessary weight. Innovative Features: The Octalink V1 spline interface offers a secure crank attachment, reducing play and chatter for a confident ride. While crankarm fixing bolts are not included, this compatibility ensures easy integration with your existing octalink crankset components. Ite