Mavic Freewheel Body~Aluminum~HG9~ID360

Mavic ID360 MTB Freehub Body (Shimano) - V3780101

Fits Crossmax, Deemax, XA and many other Mavic MTB Rear Wheels

Some of the wheels this fits are ;

2019 Crossmax

2019 Crossmax Elite / Light / Pro

2019 Deemax Elite / Pro

2019 XA / XA Pro / XA Light

2020 Deemax Pro Sam Hill

The freehub body is made of aluminium, and includes the internal bearing.