Spring Load: 4y
Time: 90 sec
Machine Set Up: On carriage, facing side of room, black foot strap from the side of machine in front of you goes around arch of foot of working leg
Variations:
Extend bottom arm and rest head on bicep for more core challenge; extend top arm overhead as well for even more core challenge
Extend non-working leg toward front of room for more core challenge

Modifications:
Come up to bottom forearm for more core support
Reduce spring load by 1y