9mm Shell Casing Tire Valve Stem Caps

Boost MeBoosts help me continue to upload free models Turn your spent brass into custom automotive accessories. This precision-engineered insert presses into a standard 9mm Luger shell casing, allowing it to screw onto any standard Schrader valve stem (cars, trucks, motorcycles, and bicycles).Designed with a focus on functional product design and a minimalist aesthetic, these inserts provide a secure, threaded fit.Design FeaturesPrecision Fit: Optimized for the internal diameter of standard 9mm brass casings.Schrader Compatibility: Deep, clean internal threads ensure a smooth fit on all standard tire valves.Minimalist Profile: The insert remains hidden once installed, maintaining the authentic look of the brass.Print SettingsFor the best results and functional durability, use the following profile:Material: PETG or ABS (recommended for UV and heat resistance on wheels).Nozzle: 0.4mm or 0.2mm for maximum thread clarity.Orientation: Print with the wide "base" facing down on the build plate.Assembly InstructionsPrep the Brass: Ensure your spent 9mm casings are clean and the interior is free of carbon buildup.Insert: Align the 3D-printed part with the open end of the casing.Add optional glue (CA Glue is best)Press: Firmly press the insert into the shell.

Original design by Schnapps Caps & 3D Printing.

Original model by Schnapps Caps & 3D Printing on MakerWorld