DT Swiss Ratchet LN Freehub Body Upgrade Kit – Shimano HG 11 MTN Standard Aluminum Sealed Bearing 36T. The Ratchet LN freehub body upgrade kit makes it possible to convert DT Swiss 3-Pawl hubs to the beloved Ratchet System. With just a few simple steps it is possible to incorporate the benefits of Ratchet Systems such as the outstanding reliability and adaptability of the engagement angle.

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