Walthers Proto 920-40733 HO Scale EMD SD7 Pennsylvania PRR 8588 with DCC/QSI Sound - USED E-Z Street Track AK16054 CYAN 30ML

AK16054 CYAN 30ML

4V 5200mAh 35C Lipo Battery with XT60 and Adapters

33" Metal Wheels

Rear Axle Housing for LMT

Walthers Proto 920-40733 HO Scale EMD SD7 Pennsylvania PRR 8588 with DCC/QSI Sound - USED E-Z Street Track AK16054 CYAN 30MLWalthers Proto 920 40733 HO Scale EMD SD7 Pennsylvania PRR 8588 with DCC QSI Sound USED Originally intended for use on branch lines, EMD introduced its Special Duty series in 1952 with the SD7. This loco also introduced the three axle Flexi Coil truck with its powered center axle. This was a major departure from earlier three axle designs where an unpowered center axle was used to spread the engine's weight over more wheels, reducing the strain on the