Hoffman CMC60, Mtg Channels, Qty 2, Fits 60.00, Steel/ZincMounting Channels provide mounting framework for installing DIN rails and grid straps at various positions within the enclosure. Channels can be mounted vertically or horizontally to collar studs or to the slide mechanisms of the adjustable-depth mounting kit. Kit includes two channels. . Product Specifications BRANDHoffman® MANUFACTURERS PART NUMBERCMC60 CONSTRUCTIONSteel DESCRIPTIONMounting Channels COLORZinc QTY. PER KIT2 FITS60 FITS CONCEPT ENCLOSUREWhen A or B = 60.00 in. (1524 mm)