resources.bachmanntrains.com We are now one of the world's largest distributor, by volume, of ready-to-run train sets, locomotives, track, and accessories. Bachmann is also the only train company to offer products in all five of the most popular scales: N, HO, On30, O, and Large Scale. Yes, Tony's suggested trouble spot is the most likely. - I've converted mine to battery power, but rely on two of the sprung contacts on each bogie - being a devout bodger, stretching the springs has done it for me in the past. Introduced as a road freight engine in the late 1800s, with its larger boiler and extra drivers, the 2-6-0 "Mogul" offered railroads a faster and more powerful engine than the 4-4-0. Bachmann 21-Pin DCC Decoder with Back EMF and 4 Function Outputs 36-557 Bachmann 36-557 provides a basic technology decoder with the 21-pin socket type connection, ready to fit onto the 21 pin connectors. These are becoming more widely used, especially in OO diesel locomotives from Bachmann and Dapol.