Segway Side Cargo System with locking hard cases by Givi.
SEGWAY NOT INCLUDED

These cases are weather proof work great for carrying that extra load of stuff to and from those places you need to travel. The locks keep your items secure while mounted on the Segway or the cases can be removed with a push of a button and carried by the handles. This Cargo system comes complete with All hardware and instructions needed and will work on any Segway i167, i170, i180, and the Segway i2. We have this system available for the XT and the X2 for about the same price or less. Please call Segway New Mexico at 505-244-1420 for details and instructions on how to purchase that system.

You get the following parts in this kit

(2) Lower Cargo Frames
(2) Universal Caro Plates &
(2) Givi Hard Cases & supports

Source : Custom Segway XT or I series Side Cargo System