Sit on seat with stirrups in each hand (attached to low cable pulleys). Lie back on incline back support. Position stirrups out to each side of chest with bent arm under each wrist. Press stirrups over each shoulder until arms vertical. Bend elbows slightly and internally rotate shoulders so elbows point out to sides.
Lower stirrups outward to sides of shoulders. Keep elbows fixed in slightly bent position. When a stretch is felt in chest or shoulders, bring stirrups back together in hugging motion above upper chest until stirrups are nearly together Repeat.
Keep shoulders internally rotated so elbows point downward at bottom position and outward at top position. Shoulder will likely have less range of motion in lower position as compared to Fly on flat bench.