D-cap
thingiverse
The Schrader valve cap is designed to fit perfectly on top of a tire's valve stem, protecting it from the elements and keeping it secure.
Download Model from thingiverse
With this file you will be able to print D-cap with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on D-cap.