Shimano claris 2400 front hubthe shimano claris 2400 front hub is incredible value for money and is extremely durable it features internal grease sleeves which help to prevent water and dirt ingress for incredible performance in all weather conditions features internal grease sleeves help prevent the ingress of corrosion causing dirt and water the hub uses angular contact bearings designed to cradle the balls giving both radial and lateral support for superior strength and durability in real