DCC Concepts DCG-RGFBSF75 OO Scale 2 Roller Gauges with Handle 16.5 FB Rail Code 75/83  

Roller Gauge (w/handle) OO/HO (Fine) 16.5mm FB (2 Pack) Roller Gauge Trackmaking tools for Finer looking OO/HO track using OO-FB standards. 1mm flangeways will look great but are designed for finer wheel back to back spacing so RTR will need adjusting! Made for use with with code 70/75/83 flat-bottom rail (1.1mm flangeways)! Two roller gauges per pack with convenient handles also supplied.