Bikone Adapter - BB30 to SRAM DUB

Bikone bottom bracket adapter - BB30 (⌀30mm) to SRAM DUB (⌀29mm)

The Bikone BSA/BB86-92/ITA Bearing Cover adapter kit for DUB allows you to make cranksets originally designed for a 30mm axle compatible with the SRAM DUB 29mm standard. It's a simple, reliable, and precise solution for adapting your drivetrain without replacing the entire bottom bracket.

Designed to preserve alignment, smooth rotation and durability of bearings, this kit is aimed at demanding cyclists wishing to maintain optimal performance after conversion.

Compatibility

• Compatible with the following case standards: BSA, BB86-92 and ITA
• Conversion of 30mm bottom bracket axles to SRAM DUB (29mm)
• Road cranksets compatible only with road frames
• Mountain bike cranksets compatible only with mountain bike frames

Kit contents

• 2 axle reduction adapters from 30 mm to 29 mm

Technical specifications

• External diameter (bearing housing): 30 mm
• Internal diameter: 29 mm
• Adapter external diameter: 40 mm

Use

These adapters are positioned directly at the bearings to reduce the internal diameter and allow the installation of a SRAM DUB axle. They ensure a precise fit, without any unwanted play, and maintain the mechanical properties of the original bottom bracket.

Important notes

• It is essential to check the compatibility between the type of crankset and the frame (road or mountain bike).
• Professional installation is recommended to ensure optimal assembly.