Race Face Vault rear hub in boost size 12 x 148 mm/ 32 holes. The hub has 3 degrees of engagement and this gives the wheels an instant response to pedal movement. The number of shot points stopped at 120, which is made up of 60 walnut teeth and 6 flags in a group of 3. The design of the hubs themselves is also unique, where the large oversize body compensates for the stresses on the disc side, and the large 6902 bearings covered with several degrees of sealing ensure a long service life of these bearings. Servicability is also easy, you don't need any special tools for it, all serviceable at home. And let's not forget the sound, the Vault hubs have a unique sound that you won't need any bell with, attention on the trail is assured.