N Scale - Flexi-Pal Flexible / See Thru Rulers 1:160 scale
N Scale Flexible / See Thru Ruler / 0.75" wide (3/4")
markings for N scale on one side and markings for 1/64th inch opposite side
4 choices of Length: 4", 6", 12" or 24.5" lengths, or buy a set - set does not include the FP-6-Nm ruler
ALSO: I offer a NEW ruler, Flexi-Pal FP-6-Nm, with N scale one side & millimeters opposite side.
this ruler is 0.55" wide, slightly narrower than the others here
N scale is a rail transport modelling scale using a 1:160 scale.