L-BOXX Roller - Mobility System -1600A001S9 Convenient transport system for mobility system BOXX range of products • Integrated click fitting for safe transport of multiple L-/LS-/LT-BOXX's and i-BOXX racks • Flexible handling: easy lifting of the roller using the carrying handle of the clicked-together BOXX's • Four swivel castors (2 of which are lockable) make movement easier