Specifications of the front hub:    
Brand:    Novatec
Model:    D811SB15
Color:    Black
Number of spoke holes:    32GTS
Type of brake:    Disc (6 bolts)
Type of axle:    Thru axle Ø 15 MM
Axle included:    No
Type of bearings:    Industrial bearings
Average weight (GR):    173
Intended use:    MTB - Tour
    
Data for spoke length calculations using the Sapim spoke size calculator:    
Total length of the hub (MM):    100
Non-gear side (MM):    25
Gear side (MM):    12
Hub diameter non-gear side (MM):    58
Hub diameter gear side (MM):    45
    
Link to spoke calculator: www.sapim.be/spoke-calculator