Roundhouse 3331 HO Scale EMD F7A Maine Central MEC 681 DC Soldering Jig battery is sunken into chassis

battery is sunken into chassis for a super low CG

With the latest hall sensor technology and highest grade copper wires

display and play with LEGO® Super Mario™ The Mighty Bowser™ (71411)

8T/27T ratio for 10% overdrive (compared to stock 8T/30T)

Mount your new body onto your X-MAXX®

Roundhouse 3331 HO Scale EMD F7A Maine Central MEC 681 DC Soldering Jig battery is sunken into chassisRoundhouse 3331 HO Scale EMD F7A Maine Central MEC 681 DC The EMD F7 was a 1,500 horsepower Diesel electric locomotive produced between February 1949 and December 1953 by the Electro Motive Division of General Motors (EMD) and General Motors Diesel (GMD). Many F7s remained in service for decades, as railroads found them economical to operate and maintain. The Santa Fe railroad operated an extensive amount of EMD F7 diesel locomotives, many painted in