Knuckle Joint.
grabcad
Knuckle Joint.... Made for http://grabcad.com/requests/knuckle-joint...
Download Model from grabcad
With this file you will be able to print Knuckle Joint. 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 Knuckle Joint..