Shimano BB ES300 bottom bracket 73 121 mm

Shimano Acera Bbes300 Bottom Bracket. Upgrade your MTB or trekking bike with the SHIMANO Acera BB-ES300 Octalink bottom bracket. Experience enhanced power transfer and stiffness thanks to its 8-spline Octalink interface, ensuring every pedal stroke drives you forward efficiently. Built with a durable, sealed cartridge bearing unit, it offers low-maintenance, smooth performance that resists dirt and water. Enjoy a more stable and fluid ride with SHIMANO´s precision engineering. Ideal for replacing or upgrading, this robust component enhances your bike´s longevity and performance on any trail. SHIMANO Acera BB-ES300 Octalink Bottom Bracket | Smooth & Reliable MTB PerformanceUpgrade your bike´s drivetrain core with the SHIMANO Acera BB-ES300 bottom bracket, the benchmark for reliable performance and durability in MTB cycling. Engineered as a high-value replacement or upgrade for mountain and trekking bikes, this essential component ensures your pedaling effort is translated directly into forward motion. Experience a smoother, more stable ride and the renowned quality of SHIMANO engineering. The BB-ES300 is designed to provide a significant improvement in stiffness and power transfer compared to older square-taper systems, making it the perfect choice for riders looking to enhance their bike´s efficiency and longevity without breaking the bank.Key Benefits:* Enhanced Power Transfer and Rigidity: The cornerstone of the BB-ES300 is its Octalink interface. Featuring an 8-spline contact point between the crankarm and the large-diameter hollow pipe spindle, this design drastically increases the surface area connection. The result is a rock-solid, flex-free junction that eliminates power loss, providing crisp, efficient acceleration and superior performance, especially when climbing or sprinting.* Durable, Low-Maintenance Performance: Built for the demands of MTB cycling, the BB-ES300 features a high-quality sealed cartridge bearing unit. This design expertly protects the precision bearings from dirt, mud, and water—the common enemies of drivetrain components. Enjoy thousands of miles of smooth rotation with minimal need for maintenance, giving you more time on the trail and less time in the workshop.* Smooth and Stable Pedaling: SHIMANO´s precision manufacturing ensures a perfectly balanced and stable rotation. The robust construction and hollow spindle design contribute to a consistent and fluid pedal stroke, reducing friction and improving the overall feel of your ride. Feel the difference that a stable and well-engineered bottom bracket makes on every revolution.Main Features:* SHIMANO Octalink Interface: Utilizes the proven 8-spline V2 Octalink system for a more rigid and durable crankset-to-spindle connection.* Sealed Cartridge Unit: A maintenance-friendly design that keeps contaminants out and ensures long-lasting, smooth operation.* Hollow Pipe Spindle: A large-diameter, lightweight hollow spindle design increases stiffness while keeping weight to a minimum.* Designed for MTB Cycling: Engineered to withstand the rigors of off-road trails, providing dependable performance ride after ride.This self-service package contains a genuine SHIMANO Acera BB-ES300, ensuring you receive the quality and compatibility you expect from the world´s leading bike component manufacturer. It is the ideal component to complete your Acera-level groupset or to upgrade any compatible mountain bike frame for a noticeable boost in performance and reliability.Brand: SHIMANOSpecifications:* Model: SHIMANO Acera BB-ES300 Bottom Bracket (Mod.17)* Product Code: BBES300 BSA 73/121 OCTAL* Series: SHIMANO ACERA* Interface Type: Octalink* Shell Type: BSA (Threaded)* Shell Width: 73 mm* Spindle Length: 121 mm* ID. tradeinn Bikeinn

Cartridge design allows easy installation without adjustment Splined bottom bracket for use with Shimano Octalink chainsets Octalink splined axle/crank arm interface - results in more rigid crank assembly compared to square tapered spindle Sealed cartridge assembly with oversize ball bearings - maintenance-free high efficiency rubber seals keep out dirt, mud, and water