DCC Concepts Roller Gauge with handle OO Scale (Standard) 16.5mm Flat Bottom (2 Pack)DCG-RGFB100
Roller gauges are tools used for track-making to hold the rails in place as you fix or solder moving along the model railway track as you go. These Rollers are for OO Scale standard. Made for use with with flat-bottom rail. Two roller gauges with handles per pack.