Abstract: An example of an apparatus is provided. The apparatus includes a hub body to connect to a tire. The hub body is substantially cylindrical. The apparatus also includes a spindle to support the hub body. The spindle is coaxially disposed within the hub body. Furthermore, the spindle is to connect to a frame. In addition, the apparatus includes a bearing connected to the hub body and the spindle to provide rotation between the hub body and the spindle. Also, the apparatus includes a fixed driver connected to the hub body to rotate with the hub body relative to the spindle. The apparatus further includes a multi-speed sprocket mounted on the fixed driver. The multi-speed sprocket rotates with the fixed driver relative to the spindle.

Abstract: A system, method and computer program product are provided for managing the use of a plurality of security service providers during network communication. A first security service provider is utilized for affording secure communication between applications using a network. During operation, the system is monitored for events relating to the secure communication between the applications. Upon the detection of an event, a second security service provider is utilized for affording secure communication between the applications using the network.