Atlas I 195000 Freight Car Trucks - 100-Ton Roller-Bearing pkg(2) RECSES_2025-3-22_CUR_496 A 16 volt DC power

A 16 volt DC power source (at least 2 Amps) or 12-20 volt AC power source (at least 2 Amps) converted to DC with bridge rectifier is recommended

There is also a history of the prototype and much more

28 or 128 speed steps

Perfect add-on for item number 81873

Atlas I 195000 Freight Car Trucks - 100-Ton Roller-Bearing pkg(2) RECSES_2025-3-22_CUR_496 A 16 volt DC powerAtlas HO Scale Freight Car Trucks feature detailed Delrin(R) sideframes and metal wheelsets suitable for operation on Code 70 and larger rail. Trucks are available in multiple sideframe styles with simulated friction or roller bearings for adding realism to your freight cars.