Peerless ACC604 Floor Stand Carriage for Additional ScreensOverview Specifications The Peerless Floor Stand Carriage for Additional Screens, Model ACC604 is used to mount adjoining screens back to back. Peerless is one of the leaders in the audio visual equipment mounting field. For more than 40 years, Peerless has continually come up with solutions that focus not only on strength, but quality as well. Whether you are mounting a TV, VCR, plasma, projector, or speakers, Peerless has the answer. Used for VESA