Reply to "Lionel OO"

Originally Posted by Nairb Rekab:

On3 is the same as HO track, 5/8" between rails, OO track is 3/4" between rails.

HO standard gauge track scales to about 30" in O scale - hence On30. Three foot scales to 3/4" in O Scale, so On3 would be 3/4" between the rails - came as OO.

Cheers,

Ken

1/16/1310:03 PM

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