SMA connector knob
thingiverse
FPV Antenna Tightener - a clever SMA Knob to keep your antennas in place
Download Model from thingiverse
With this file you will be able to print SMA connector knob 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 SMA connector knob.