Atlas O 6945 50-Ton Bettendorf Trucks Adjust-A-Coupler System

Now 3 rail operators can easily install full scale die cast operating couplers on their new Atlas O Trainman rolling stock, as well as Master Series that use 70 ton roller bearing trucks. The Adjust A Coupler system replaces the traditional over sized 3 rail coupler.
Featuring A New Coupler Pocket Design (Patent Pending)
Adjust A Coupler System Adds the Final Step of Realism That Has Only Been Attributed To Full Scale 2 Rail Models To 3 Rail
For Use With All Atlas Master Line, Trainman, and Other Atlas O Scale Cars That Use 50 Ton Bettendorf Trucks