Spring Load: 4Y-LB
Time: 1 min
Machine Set Up:
Facing back
Black Handles in hands

Variations:
Keep fingertips/elbows higher
Isometric Bicep Crunch (keep elbows at two 90-degree angles in a bicep curl isometric hold as you crunch back about halfway and then come back up

Modifications:
Keep fingertips/elbows lower