Coupler Gauge for HO Standard Gauge

Coupler Gauge Prevents Derailments and False Uncoupling of Model Trains

• This is a coupler gauge designed to prevent derailments and false uncoupling of model trains.
• Improperly mounted couplers can cause havoc on a model railroad, including run-away trains or stranded cars
• The coupler gauge is made of machined aluminum and is easy to use
• The gauge checks coupler and trip pin height for conformance to published standards
• The gauge works with all brands of HO standard gauge couplers and Bachmann On30 couplers