|Utility:||Basic or Auxiliary|
Sit on seat with back on padded support. Grasp handles to sides. Place toes and balls of feet on lower portion of platform with heels and arches extending off.
Push sled by extending ankles as far as possible. Return by bending ankles until calves are stretched. Repeat.
Lower weight back into starting position if feet slip. Keep knees straight throughout exercise or bend knees slightly only during stretch. Quadriceps serve as synergists muscle if knees are bent slightly during stretch. Exercise can also be performed with Simultaneous Extension. See Calf Exercise Analyses.