The Coupler Height Gauge for the scale you are modeling is your best friend when is comes to trouble shooting, installing couplers and uncouples when used correctly. If you are trying to install couplers or trouble shoot couplers without a coupler height gauge you are just spinning your wheels. Trying to use an existing car to set your coupler heights is a bad idea and will not end well. If you think you need to bend the trip pin then your coupler is probably at the incorrect height. Trip pins are factory set and should not need to be bent if coupler is mounted correctly. When the coupler height gauge is used correctly whether for mounting uncouplers or mounting and fine-tuning couplers; your couplers should operate trouble free*.

*Coupler height gauge or coupler design can’t fix bad track or incorrectly setup equipment.

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