This is for servicing and presenting locomotives with up to 4 driving axles and coupled axles. It is ideal for models of the class 03, class 41, and the Mikado. It is made of black anodized aluminum sections. Four adjustable pairs of roller brackets with precision ball bearings are included. The aluminum parts of the roller brackets are black anodized. C Track is included for positioning non-powered axles. The test stand has train power connections for a conventional transformer, for the Delta system, or for the Digital system. The roller test stand has a removable center conductor in the roller area. The running rails can be connected separately to a power pack, thus making this test stand suitable for two-rail locomotives. Up to two pairs of 78159 roller brackets can be installed on this test stand. Dimensions 400 x 42 x 30 mm / 15-3/4" x 1-5/8" x 1-3/16".