Micro-Trains 98800031 – Coupler Height Gauge – N Scale

N Coupler Height Gauge (5 tools in one). Underbody Height Gauge Coupler Height Gauge Wheel Width Gauge Track Width Gauge Uncoupler gluing jig Perfect for measuring #001 02 009 and #001 02 011 coupler mounting height and track wheel width. Works well as a gluing jig for setting between-the-track uncouplers, holding them in position while the glue dries.