Shimano BB-5500 Octalink Bottom Bracket for 105 Cranks, 68mm Shell

Description

Shimano 105 BB-5500

The Shimano 105 BB-5500 is a threaded bottom bracket designed for road cycling applications, featuring the Octalink V1 interface.

This model is compatible with frames that have a 68mm English-threaded bottom bracket shell and is available in two spindle lengths: 109.5mm and 118.5mm.

The Shimano 105 BB-5500 bottom bracket offers a reliable and durable solution for cyclists using Octalink V1-compatible crank sets, ensuring efficient power transfer and smooth operation.

• Threading Standard: English (BSA), suitable for 68mm threaded bottom bracket shells.
• Spindle Interface: Octalink V1, an 8-spline design that enhances the connection between the bottom bracket and crankset, increasing strength and rigidity.
• Spindle Lengths: 109.5mm: Ideal for double crank sets, providing a standard Q-factor. 118.5mm: Suited for triple crank sets, offering a wider Q-factor to accommodate additional chainrings.
• Weight: Approximately 250 grams for the 109.5mm version.
• Compatibility: Designed for use with Shimano’s Octalink V1-compatible crank sets, such as those from the 105, Ultegra, and Dura-Ace series.

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