Drawer LS-Tray 72. The LS-Tray 72 drawer ensures flexible storage within the Bosch Mobility System. It offers universal storage and quick access through its large open storage compartment, suitable for all types of equipment. Thanks to its compatibility with the i-BOXX rack and the LS-BOXX, the drawer provides maximum flexibility. Additionally, the locking mechanism with the i-BOXX rack and LS-BOXX enables secure transport.