These Castor Wheels-Set of 4 are designed for use with Smartbox SB-CT14BD.They allow for an easy install on the Smartbox SB-CT14BD for use of the device as a Free-Standing trolley.Up to 2 Smart boxes can be stacked on top of each other when used with castors.
* Easy to install and use* Saves desk space & provides Mobility* Flexibility to easy moves the Smartbox between rooms.
