Sortimo WorkMo Storage Drawer 24-750 With 8 Service Case Rails 16 In x 21 In x 29 In Model 1000004447Sortimo WorkMo Storage Drawer 24 750 With 8 Service Case Rails 16 In x 21 In x 29 In Model 1000004447 This module is equipped with eight service case rails which can in turn be equipped with L BOXXes or metal cases as desired. One possibility is equipping with a maximum of one L BOXX 102 and three L BOXXes 136 or the variant with a maximum of one metal case 330 and three metal cases 340. The service case rails have a locking function integrated, which