Replacement freehub body engineered for DT Swiss hubs featuring the Star Ratchet system. Compatible with 180, 240, and 350 series hubs, plus 1501 and 1700 Spline wheelsets and 1950 and 2250 Classic models. Includes 12x142/148mm right endcap. Ensure your hub matches the Star Ratchet design before purchasing—not compatible with other DT Swiss freehub systems.