Description

SHIMANO 105 Octalink ITA Bottom Bracket – Unrivaled Drivetrain Performance
Elevate your Road Cycling experience with the SHIMANO 105 Octalink ITA Bottom Bracket, a cornerstone component engineered for superior performance and unwavering reliability. Designed to be the heart of your bicycle´s drivetrain, this bottom bracket ensures that every watt of power you produce is transferred directly to the road, providing a tangible advantage in speed, efficiency, and ride quality. Perfect for dedicated cyclists, amateur racers, and enthusiasts looking to upgrade their bike with proven SHIMANO 105 series technology.
The defining feature of this bottom bracket is the revolutionary Octalink interface. This advanced 8-spline connection between the crank arm and the bottom bracket axle creates a significantly more robust and rigid junction compared to traditional square taper systems. This increased contact area dramatically reduces flex under load, resulting in sharp, responsive acceleration and more efficient climbing. Experience the confidence of a drivetrain that responds instantly to your every pedal stroke, whether you´re sprinting for the finish line or powering up a steep ascent.
Engineered for longevity and smooth operation, this bottom bracket features a high-quality sealed cartridge bearing system. This design effectively shields the precision internal components from contaminants like dirt, water, and grit, ensuring consistent, low-friction rotation mile after mile. The maintenance-free nature of the sealed unit means you can spend more time riding and less time in the workshop, enjoying a dependable and buttery-smooth pedal feel in all weather conditions. The robust construction provides the durability that the SHIMANO 105 name is renowned for, offering a perfect balance of lightweight performance and long-term resilience.
This specific model is designed for frames with Italian (ITA) threading and a 70mm bottom bracket shell width, paired with a 109.5mm spindle length for optimal chainline with compatible Octalink cranksets. It is the ideal choice for restoring a classic Italian road bike or building a new performance machine with an Italian-threaded frame, integrating seamlessly to create a stiff, efficient, and reliable drivetrain foundation.
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Technical Specifications
* Model: 105 Octalink
* Interface: Octalink (8-spline)
* Shell Type: ITA (Italian Thread)
* Shell Width: 70 mm
* Axle Length: 109.5 mm
* Bearing System: Sealed Cartridge
Brand:- SHIMANO.
Specifications:
-SHIMANO bottom bracket self-service package, Octalink.
-BOT.BRACKET SHIM.
105.
-ITAL 70/109.5 OCTAL.
-ID