Description | This 12 mm thru-axle hub is ideally suited to 26”/700C wheels at 6V3W output and perfect for centerlock disc brakes. The new 7 series redefines an entirely new vision of dynamo hubs weaving innovation, style and craft into reality. As a new generation for 12 mm thru-axle, it manages an amazing weight loss of 60g across comparable specifications, and only has 409g. Features | CNC-machined for a sturdy, exact build construction Sealed bearings are weatherproof and will last for ages Low drag means efficient pedal power transfer to the drivetrain Lightweight construction for minimal weight penalty when adding dynamo lighting to any bike Compatible with 700C, 650B & 26" front wheels with 100mm fork spacing and centrelock disc brakes that accept a 12mm bolt thru-axle Available for 28, 32, or 36-spoke wheels M-connector included (female end) Specs | Output 6 Volt 3 Watt Wheel Size 700c, 650b, and 26" Weight 409g Axle Type 12mm Thru-Axle Brake Type Centerlock Disc Brakes Spoke P.C.D. 52mm Flange Diameter 60mm O.L.D. 100mm Max Hub Diameter 59mm Spoke Holes 24, 28, 32, 36