The Bosch L-RACK is a customizable expansion option for the Click and GO system. Users can now add new l-rack drawers, i-BOXX72 trays and organizer sets to expand their customized storage, organization and transport solution. Add a few to build specific tool kit. Stack them high or side-by-side to create a stationary storage system in your shop. The entire system uses single-click stacking technology, so you can stay organized and mobile.