This garage door roller quick replacement tool will help you swap out a set of rollers on a standard residential garage door in under 4 minutes! This replacement change tool bundle includes the extractor and inserter. Replacing your rollers has never been easier and can be done in less then 4 minutes! Check out this video on youtube to see the garage door roller quick change tool in action! Video Link: https://www.youtube.com/watch?v=NySC7Jqn92U