Shutter Precision SP PV-8 dynamo hub weights only 390 grams. It is one of the lightest in its category. Nominal power amounts 3 Watts with 6 Volts output. It provides an excellent efficiency of 72% at 15 km/h and a low no-load loss. It is suitable for front wheels from 26-29 inches with rim brake( V brake). Hollow axle design for quick release QR 9x100mm.
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