The Shimano DH-3D37-QR hub dynamo offers 6 volt at a power of 3 watt and is suitable for Centerlock brake discs. The DH-3D37 is about 80 grams lighter than its predecessor.
365 DAY RETURNS
Its OK to change your mind!
OUR CUSTOMERS LOVE US
4.8 Satisfaction Rating from Shopper Approved.
WE ARE EXPERTS
selling only the best cycling gear since 1986