The NEXUS Cup Adapter allows placement of any 1 inch ball mount compatible products to 6 different dashboard locations in the VS30 Mercedes-Benz Sprinter Van or Sprinter conversions such as Winnebago Revel, Storyteller Overland or Jayco Terrain. You may a use the mount to attach smartphones, tablets, snack bowls, bag clips, action cameras, radios, GPS units and more. Adapter requires a double socket arm (sold separately) for most device mounts. The Cup Adapter fits snugly in the 2 small cupholders near the center of the lower dash, as well as the cupholders on the top of the dashboard, 2 on the driver's side and 2 on the passenger's side.