Hummingbird Technical Details
Specifications
WEIGHT: 6.9kg
GEARING: 60 gear inches, 4.80 meters development
Gearing Combinations:
60 Gear Inches - Easy (Standard)
65 Gear Inches - Medium.
72 Gear Inches - Fast
WEIGHT: 6.9kg
GEARING: 60 gear inches, 4.80 meters development
Gearing Combinations:
60 Gear Inches - Easy (Standard)
65 Gear Inches - Medium.
72 Gear Inches - Fast