This item is a Peco SL-320 Stainless Steel Scale Rule designed for British N Gauge model railway modelling. Scale: It features a 1:148 scale, with markings for measurements from 3 inches up to 50 feet. Purpose: It is specifically used to gauge track centers for double tracks and check platform heights in N Gauge. Features: The rule is made from durable stainless steel and includes both metric and imperial measurements.
