Leg Press (Hack Squat Machine)

Level
intermediate
Force
push
Mechanic
compound
Category
strength
Primary Muscles
Secondary Muscles

A leg press variation performed on a Hackenschmidt machine where the user sits at an angle and presses a platform away from the body, allowing for a greater range of motion.

Instructions

  1. Sit on the Hackenschmidt machine in the angled seat with your back firmly against the backrest.
  2. Place your feet on the platform at shoulder width, with toes pointing slightly outward.
  3. Grip the handles on either side for stability and support.
  4. Press the platform away from your body by extending through your quadriceps, hamstrings, and glutes.
  5. Stop just short of full leg extension, keeping a slight bend in your knees.
  6. Lower the weight in a controlled manner by bending your knees until your legs reach approximately 90 degrees.
  7. Drive through your heels to return to the starting position, maintaining smooth control throughout.
  8. Repeat for the desired number of repetitions.

Tips

  • The angled position of the Hackenschmidt machine allows for a greater range of motion than traditional leg presses
  • Keep your back pressed against the seat throughout the entire movement
  • Maintain even weight distribution across all four quadrants of your foot
  • Lower the weight slowly and under control to maximize muscle engagement
  • This machine is excellent for building quad strength with less stress on the lower back
  • Adjust the seat position so that the platform aligns with your mid-foot when your knees are bent

Recommended starting values

Sensible novice starting points for each goal, for a lifter aged 25–40. Scale down for smaller frames or older lifters. Treat the first set of any session as a discovery set.

Goal Sets Reps Weight
Male Female
Gain strength 3 7 reps 39 kg 27 kg
Build muscle 3 10 reps 35 kg 25 kg
Build endurance 3 14 reps 26 kg 18 kg

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