MODEL TRAIN
SCALES AND GAUGES
N SCALE TRACK GAUGE = 3/8 inch (9.0 mm) HO SCALE TRACK GAUGE = 5/8 INCH (16 MM)S SCALE TRACK GAUGE = 7/8 INCH (22.2 mm) O SCALE TRACK GAUGE = 1 1/4 INCHES (32mm)G SCALE TRACK GAUGE = 1 3/4 INCHES (45mm)
Note: No attempt has been made to represent all scales and gauges
in model railroading.
There are numerous books and websites covering such information.
There are numerous books and websites covering such information.