Precor Vitality Series Selectorized Line - Training Tips

Vitality Series Selectorized Line Owner's Manual: Product Specifications and Use 6
Exercise (Leg Extension)
 Grasp both handles.
 Extend your legs in a slow, controlled motion.
 Pause at full extension.
 Slowly return to the start position.
Training Tips
 Lengthen your pause time at full contraction or extension.