Answer: ogauge

AnswerCrossword Clue
OGAUGE

Model train track standard

OGAUGE

Model-train track size

OGAUGE

Model railroad scale

OGAUGE
Popular model-railroading scale
OGAUGE
Toy-train scale
OGAUGEHobbyist's scale
OGAUGEModel-railroad scale
OGAUGETrack choice for Lionel trains