Presta Valve Cap
thingiverse
This is a presta valve cap. Though it was designed with resin printing in mind you should be able to print it with and FDM printer as long as you use a small layer height, .1 to .05.
Download Model from thingiverse
With this file you will be able to print Presta Valve 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 Presta Valve Cap.