This is the project created during the tutorial "How To Create a Rotating Wheel Control with UIKit" published here: http://www.raywenderlich.com/9864/how-to-create-a-rotating-wheel-control-with-uikit
Here is a screenshot of the final result
In case you want to use this code in your projects, you can. Just check out the license.txt file for attribution.
This project extends a UIComponent. A version extending UIView is available at: https://github.com/funkyboy/How-To-Create-a-Rotating-Wheel-Control-with-UIKit-UIView-Version