Specifications of the front hub:

Brand: Shimano

Model: DH-1N70 6V-1.5W Dynamo

Color: Silver

Number of spoke holes: 36

Type of brake: Rim brake

Type of axle: Drop axle

Axle included: Yes, quick release

Type of bearings: Ball bearings

Weight (GR): 428

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): 20

Gear side (MM): 20

Hub diameter non-gear side (MM): 57

Hub diameter gear side (MM): 57

Link to spoke calculator: www.sapim.be/spoke-calculator