Shimano DH-3D72 Center Lock Disc Dynamo Hub

The DH-3D72 dynamo hub by Shimano – smooth, durable functionality
The Shimano DH-3D72 dynamo hub supplies Touring bikes with Center Lock disc brakes and quick release systems with energy for roadworthy light. High-quality bearings and seals stand for very smooth function and long durability. Made of aluminium, the Dynamo can be used for 26″ to 28″ wheels. A Center-Lock dust cap for use on rim brake wheels is supplied.
Information regarding the return of batteries and electrical equipment:Information on the return and disposal of used batteries and electrical equipment can be found here.
Specifications:Application:City & Touring, Cross CountryOutput:6V/3W (according to StVZO)Efficiency:min. 30%Over Locknut Dimension:9 x 100 mm quick releaseSpoke Hole Count:32 hole, 36 holeBrake Type:Center Lock DiscTechnical Information:Body Material:aluminiumSeals:contactFlange Distance (L/R):52.1 mm (29.85 mm/22.25 mm)Partial Bolt Circle Diameter (L/R):70 mm/70 mmSpoke Hole Diameter:2.0 mmWire Connector:E2-TYP (= meets current European standards for two lights)Approved For:Street Use in Germany:yesCheck Number:K~~595Features:for wheel size 26″ -28″ (646-716 mm outer tyre diameter)economic and ecologicalhigh-quality seals (as with Ultegra)bearing running quality at Ultegra level, with super-polished ball races75% lower rolling resistance (without load) compared to HB-NX32anodised hub shellaxle length 108 mm3.8 mm offsetquick release (133 mm long) with galvanised steel axle and anodised aluminium leverwith overvoltage protectionManufacturer Numbers:32 hole:E-DH3D72BSG36 hole:E-DH3D72ASG sold-outContents:1 x Shimano LX DH-3D72 dynamo hub1 x Shimano quick release1 x Shimano wire connector1 x Shimano Center Lock cover1 x Shimano SM-DH10A overvoltage protector