Marklin HO 78151 Roller Test Stand -- For Locos Up To 16 Driving Wheels

For the maintenance and presentation of locomotives with up to 8 driving and coupled axles. Also suitable for the "Big Boy". 8 pairs of adjustable roller blocks with precision ball bearings. Aluminum parts of the roller blocks black anodized. Structure and technical design as 78150. Dimensions 520 x 42 x 30 mm.