HP 71B portcover
thingiverse
A replacement port cover for your HP 71B calculator can be just what you need if yours has gone missing. This alternative part fits perfectly without slipping in too deeply, yet remains securely in place.
Download Model from thingiverse
With this file you will be able to print HP 71B portcover 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 HP 71B portcover.