Biologic Joule II dynamo hub - 74mm (Silver)
Description
The Joule II dynamo hub has a built-in generator that produces electricity when the hub rotates while riding.
Designed to fit folding bikes with 74 mm forks (E.g. Tern, Dahon, Fnhon and etc)
Rated at 6V/2.4W at 15 km/hr (9.3 mph) under 15 ohm load.
Features:
No. of Holes = 20
O.L.D.= 74 mm
Wheel Sizes = 16" to 20"
Note:
We provide wheel building services for this dynamo. 16" to 20" rims are subject to availability.
Please contact us for more details.