2211-1 -HO Steam Loco,gearbox, w/axle 7/64" axle, 1/16" shaft x 61/64"L Boo Rim - Pkg. 1

2211-1 - Steam Loco,gearbox w/axle;Boo Rim  7/64" axle, 1/16" shaft x 61/64"L; gearbox width 17/64; C to C axle to output shaft 11/16 -   Pkg. 1