abs flexing test animation (Patreon)

 short looped abs flexing test... during flexing there is issue when  torso had to bend bit more foward to finish flex, it somehow bend  backwards to end up making weird foward/backward move... sorry for  that:/ But for test sake musle flexing seems to work nciely, which was  the point 

youtube link  : https://www.youtube.com/watch?v=hqRycAWivVE&feature=youtu.be

and downloads bellow