FreeJ-Clips 1/0ga & 4ga
Printables
17 model
Free
Free0-16.5 (0n30?) narrow gauge Shay locomotive
Thingiverse
FreeAustrian 0-8-0 narrow gauge locomotive 699.01
Thingiverse
FreeTolerance Gauge/Tester | 0.05mm - 0.50mm
Printables
FreeWater tank for 0-16.5 narrow gauge railway
Thingiverse
FreeHornby 00 gauge 0-4-0 chassis model (use for 0-16.5 models)
Thingiverse
FreeGauge Pod for 0.96 OLED 52mm
Thingiverse
FreeAnycubic Mega Zero 1.0 & 2.0 - "Gauge Against The Machine" - Hood & Fan duct with DTI mount
Thingiverse
FreeO9 gauge tiny 0-4-0
Thingiverse
FreeClearance and Tolerance 3D Printer Gauge : 0.15-0.50mm
Printables
FreeClearance and Tolerance 3D Printer Gauge : 0.05-0.25mm
Printables
FreePress/Tight/Loose-Fit Offset Gauge (0.05 mm increment) / Tolerance test
Printables
FreeTable adjust knob cover with 0.1mm gauge for Flyingbear Ghost 5
Thingiverse
FreeBogies for 7mm scale narrow gauge coaches 0-16.5
Thingiverse
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FreeCalibrador de Alambres Dental / Orthodontic Wire Gauge 0.6–1.2 mm | ARUC 3D
Cults3D
FreeOpen coach, 7mm scale - 0-16.5 narrow gauge
Thingiverse
FreeBCN3D+ Z axis leveling gauge adapter. v1.0
Thingiverse