Elbow Flexion / Extension Assist Mar 12, 2014 Categories : 3D Printed, Projects Author: AJ Drafting Inc. 2 comments Our main focus with this project is to help in elbow flexion / extension. For people that may need or would like that little extra help. The print on this project was impressive as you can see in the photos below. Very happy with the out come. 2014 Mar, 12