Backhand Follow Through

Field the ball with your head down seeing the ball into the glove.  Have your glove down on the ground and come up toward the sky. 
Shoulder Joint-
(L)-extension
(R)- extension

Shoulder Girdle
(L)- extension
(R)- extension

Elbow and Radioulnar Joints
(L)- extension
(R)- extension

Wrist and Hand Joint
(L)-  Full flexion.  Palmaris longus, flexor carpi ulnaris- Concentric.  Extensor Carpi ulnaris- eccentric
(R)- Extension of the wrist.  Extensor Carpi Ulnaris, extensor carpi radialis brevis- Concentric