Fulcrum OS Axle HG11 Freehub Body 42 Optional eBike Ramp and selective

Optional eBike Ramp and selective bike unloading

It's also specially designed with mud clearing in mind to keep your rig light and fast

SRAM 10 and 11 speed cassettes with 11 tooth cogs have the smallest cog located behind the cassette in the packaging

Power-Shift

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Fulcrum OS Axle HG11 Freehub Body 42 Optional eBike Ramp and selectiveFulcrum Freehub Bodies FEATURES: For use with Shimano and SRAM 8, 9, 10 and 11 speed cassettes For use with Fulcrum and Campagnolo wheels that use OS type axles and angular contact bearings Also known as Fulcrum RS 113, identical part Replaces FH BUU015X, WH KX890, WH KX89 and RS 013 Use in conjunction with HU9849 (FH BO001) on hubs wheels with non cutout axles Fits Campagnolo Bullet Ultra, Hyperon, Bora, Eurus, Neutron, Shamal, Zonda, 2013 and later