Shutter Precision dynamo hubs bring safety, convenience, comfort and the highest performance for riders. SP hub dynamos represent the best combination of technical achievements to meet the fundamental demands of a hub dynamo i.e. lightweight, small size and high efficiency.
unique aerodynamic shape (golf ball size)
weight only 299g
available in silver or black
Available in 20 | 24 | 28 | 32 | 36 holes