Here are some progressions for the Twisted Grip Handspring.
Mobility Prerequisites:
- 180 degrees of overhead shoulder flexion
- 90 degrees of internal rotation overhead
- ~80 degrees of internal rotation with arm abducted
Strength Prerequisites:
- handstand against the wall (ability to generate force and stabilize in an overhead position)
- tucked/piked skin the cat, lowering feet to the floor in the internal rotated position with control (scapular stability in internal rotation)