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HO Coupler Height Gauge

HO Coupler Height Gauge

thingiverse

HO Coupler height gauge block. Coupler is 25/64" (NMRA standard) off top of rail. Has a hole in the back for weights. Weights used was 2x 3/8-16 hex nuts. Screw in top is #4 (7/64"). HO Coupler height gauge block. Coupler is 9.9mm (NMRA standard) off top of rail. Has a hole in the back for weights. Weights used was 2x 8-8 hex nuts. Screw in top is 3mm. Update 2020-12-24: Moved screw hole closer to coupler. Decreased height of coupler box. Both changes decreased amount of coupler droop.

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