To mount an MTB cassette, an extra spacer is required, which is not supplied as standard. See related articles below.

Specifications of the rear hub: 
Brand: BQ
Model: BQ-RH30015
Color: Black
Number of spoke holes: 32GTS
Type of brake: Disc (Centerlock)
Number of gears: HG Body 36.85 MM (HG 11) = suitable for all cassettes (possibly with the use of spacer(s))
Freewheel system:    Pawls (6)
Points of engagement:    36
Type of axle: Thru axle Ø 12 MM
Axle included: No
Type of bearings: Sealed bearings
Average weight (GR): 340
Intended use: MTB
 
Data for spoke length calculations using the Sapim spoke size calculator: 
Total length of the hub (MM): 148
Non-gear side (MM): 35
Gear side (MM): 53
Hub diameter non-gear side (MM): 59
Hub diameter gear side (MM): 59
 
Link to spoke calculator: www.sapim.be/speichenrechner