Quickly and easily add more stable jobsite maneuverability to the Portamate PM-4000 Miter saw stand with the PM-4004 dual wheel upgrade kit (sold separately). The dual 6-inch diameter wheels make navigating through the jobsite an easy trip, rather than an added project. To engage the wheels lift the stand from the opposite end and the wheels will touch the ground allowing you to easily move the unit. The optional kit includes two 6-inch wheels and hardware and installs without drilling-easily snap and secure the wheels to the PM-4000 Miter saw stand.