L-BOXX Roller. The L-BOXX Roller allows for comfortable transport within the Bosch Mobility System. Its integrated click connection ensures a secure fixation of stacked L-BOXX elements for safe transport. With a load capacity of 100 kg, it guarantees stability and robustness. Thanks to its four swivel casters (two of which are lockable), the L-BOXX Roller is extremely easy to move. This is the ideal transport solution for L-BOXX elements and L-Cases.