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Highly efficient, super light weight, premium grade 6 volt 3 watt dynamo front hub with easy to use quick releaseProvides bright illumination for safer night riding without the need and expense of replacing batteriesImportant weight savings are made by using an efficient and light weight aluminium c..

Highly efficient, super light weight, premium grade 6 volt 3 watt dynamo front hub with easy to use quick releaseProvides bright illumination for safer night riding without the need and expense of replacing batteriesImportant weight savings are made by using an efficient and light weight aluminium c..

DH-UR705 internal assembly, black is product number 2 in the attached imageGenuine Shimano replacement part..

DH-UR705 internal assembly, silver is product number 2 in the attached imageGenuine Shimano replacement part..

Highly efficient, super light weight, premium grade 6 volt 3 watt dynamo front hub for easy to use and rigid 12 mm axle fitmentProvides bright illumination for safer night riding without the need and expense of replacing batteriesImportant weight savings are made by using an efficient and light weig..

Highly efficient, super light weight, premium grade 6 volt 3 watt dynamo front hub for easy to use and rigid 12 mm axle fitmentProvides bright illumination for safer night riding without the need and expense of replacing batteriesImportant weight savings are made by using an efficient and light weig..

Highly efficient, super light weight, premium grade 6 volt 3 watt dynamo front hub for easy to use and rigid 12 mm axle fitmentProvides bright illumination for safer night riding without the need and expense of replacing batteriesImportant weight savings are made by using an efficient and light weig..

Highly efficient, super light weight, premium grade 6 volt 3 watt dynamo front hub for easy to use and rigid 12 mm axle fitmentProvides bright illumination for safer night riding without the need and expense of replacing batteriesImportant weight savings are made by using an efficient and light weig..

Highly efficient, super light weight, premium grade 6 volt 3 watt dynamo front hub for easy to use and rigid 15 mm axle fitmentProvides bright illumination for safer night riding without the need and expense of replacing batteriesImportant weight savings are made by using an efficient and light weig..

Use if standard mount is not compatible with your bikeIf you are having problems making the Di2 battery fit try the battery mount adapter..

Genuine Shimano replacement part..

Interchangeable, precision engineered disc calliper mount adapterFor direct flat mount type disc callipers to be mounted to direct flat mount type frames with 160 mm disc rotors..