Miche Syntium/Altur/Revox Freehub - Shimano HG 9/10/11 Speed

The freehub body is the part of the rear wheel hub that allows the wheel to spin freely when you stop pedaling. It contains the mechanism (pawls and springs) that engages the cassette to drive the wheel when you pedal.

This specific freehub is compatible with Miche Syntium WP, Syntium Axy/Tube, Altur, Race Pro, and Revox RC wheelsets.

No, this version is designed for Shimano HG 9/10/11 speed cassettes. A separate version is available for Campagnolo systems.

Yes, this freehub comes equipped with Miche sealed bearings.

The freehub body weighs approximately 92 grams.

This replacement freehub body includes the main unit, pawls, and springs necessary for installation.

Yes, due to the specialized tools and precise nature of bicycle component installation, professional installation by a qualified mechanic is recommended.

Ensure the freehub body is correctly installed and fully seated on the hub. Check that the pawls are clean, free of debris, and able to spring into place. Verify the cassette is correctly tightened.

This often indicates dirt or lack of lubrication in the pawl mechanism. The freehub may need to be removed, cleaned thoroughly, and lubricated with a suitable bike-specific lubricant. If noise persists, the pawls or springs may be worn and require replacement.

Confirm that you have the correct freehub body for your drivetrain (Shimano HG 9/10/11 speed). Ensure the cassette lockring is properly tightened using the correct tool.

This could be an issue with the sealed bearings. Ensure they are clean and free from grit. If the roughness persists, the bearings may need to be replaced, which is part of the freehub body unit.