Shimano Bottom Bracket BSA 118.5/68mm BB-5500 Octalink

SHIMANO Octalink 105 BSA Bottom Bracket: The Heart of Your DrivetrainUpgrade your road bike´s performance from the core with the SHIMANO Octalink 105 BSA Bottom Bracket. Engineered for the discerning road cyclist who demands reliability, stiffness, and efficient power transfer, this component is the essential foundation for a high-performing drivet... morerain. As a key part of the globally respected SHIMANO 105 series, it brings race-derived technology to your everyday rides, training sessions, and competitive events. Enhanced Power Transfer and StiffnessThe centerpiece of this bottom bracket is the proven SHIMANO Octalink technology. The innovative 8-spline interface creates a more robust and secure connection between the crankset and the bottom bracket spindle compared to older systems. This superior engagement results in a significant increase in overall stiffness and rigidity. Feel the immediate difference in every pedal stroke, with minimized flex during hard efforts like sprinting or climbing. This ensures that every watt of your power is transferred directly to the road, maximizing your efficiency and speed without energy loss. The large, hollow spindle design further contributes to this rigidity while maintaining a low weight, offering an optimal stiffness-to-weight ratio. Trusted SHIMANO 105 Performance and DurabilityAs part of the legendary SHIMANO 105 series, this bottom bracket embodies the philosophy of bringing tour-level technology to all passionate cyclists. It strikes the perfect balance between high-end performance, exceptional durability, and outstanding value. Engineered for thousands of miles of smooth, trouble-free operation, it features high-quality sealed cartridge bearings. These precision bearings are expertly sealed to protect the internal mechanism from the elements, effectively keeping out dirt, grit, and water. This robust construction significantly reduces the need for frequent maintenance, allowing you to spend more time riding and less time in the workshop. Main Features:* Octalink Interface: Features the proprietary 8-spline design for a stronger, stiffer crank-to-spindle connection.* Superior Rigidity: Delivers a marked improvement in pedaling stiffness for unparalleled power transfer.* Hollow Spindle Design: The oversized, hollow spindle provides maximum rigidity at a competitive weight.* Sealed Cartridge Bearings: High-quality sealed bearings ensure silky-smooth rotation and long-lasting protection against contamination.* 105 Series Pedigree: Carries the SHIMANO 105 hallmark of accessible, reliable performance for serious road cycling.* BSA Standard Compatibility: Designed for easy installation in standard BSA threaded bottom bracket shells.Road Cycling---Brand: SHIMANOSpecifications:* SHIMANO bottom bracket self-service package, Octalink.* BOT.BRACKET SHIM. 105.* BSA 68/118.5 OCTAL.* ID