The RackSolutions Adapter Brackets provide a solution to the common problems associated with installing rackmount servers into a variety of different server racks. These adapter kits allow for considerable adjustment in the installation depth of the server rack. If the server rack is too deep or too shallow, these adapter kits will solve the problem. If your server rack has round holes and your slide rails require square holes, these kits will convert round holes to square holes. This kit has an assortment of brackets that can be configured in multiple ways to solve most common installation issues.