4 mm scale
= 4 mm scale
{wiki=4_mm_scale}
4 mm scale, often referred to as 4 mm to 1 foot scale, is a model scale used primarily in the modeling of railways and related structures. This scale represents a ratio where 4 millimeters on the model equals 1 foot (12 inches) in real life. This scale is commonly used in the UK and is also known as 00 scale (when referring to model railways).