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Barbell Hack Squat

PushCompoundBarbellIntermediate
Barbell Hack Squat — Starting positionBarbell Hack Squat — End position

Muscles worked

Front
Back
QuadricepsCalvesForearmsHamstrings

Instructions

  1. 1Stand up straight while holding a barbell behind you at arms length and your feet at shoulder width. Tip: A shoulder width grip is best with the palms of your hands facing back. You can use wrist wraps for this exercise for a better grip. This will be your starting position.
  2. 2While keeping your head and eyes up and back straight, squat until your upper thighs are parallel to the floor. Breathe in as you slowly go down.
  3. 3Pressing mainly with the heel of the foot and squeezing the thighs, go back up as you breathe out.
  4. 4Repeat for the recommended amount of repetitions.

table_chartRecommended sets and reps

These ranges vary depending on your training goal — adjust the load accordingly.

GoalSetsRepsRest
boltStrength4–53–63–5 min
fitness_centerHypertrophy3–48–1290 s
timerEndurance2–315–2030–45 s

About Barbell Hack Squat

The barbell hack squat is a lesser-known variation of the classic squat where the bar is held behind the legs instead of resting on the shoulders. This position changes how the load is distributed and forces the torso to stay very upright, placing extra emphasis on the quadriceps while also engaging the hamstrings, calves, and the forearms that stabilize the grip. It's a compound movement that demands solid hip and ankle mobility, making it a great way to add variety once the standard squat becomes repetitive. Because the bar travels behind the legs, it requires good coordination and a braced back to avoid any rounding of the lower spine. It fits well as an accessory in a leg program, using moderate loads while focusing on a controlled descent and a strong drive through the heels on the way up.

check_circleBenefits

  • check_circleStrongly targets the quadriceps from a different angle than the standard squat
  • check_circleBuilds grip and forearm strength from holding the bar behind the legs
  • check_circleGreat variation to break up routine in a standard squat program

lightbulbExecution tips

  • lightbulbKeep the back straight and chest up throughout the movement
  • lightbulbDrive mainly through the heels to recruit the quadriceps effectively
  • lightbulbUse wrist wraps if grip becomes the limiting factor
  • lightbulbDescend until the thighs are parallel to the floor, no deeper if mobility is lacking

warningCommon mistakes

  • warningRounding the back to compensate for an uncomfortable bar grip
  • warningDropping too fast without control on the first reps
  • warningLetting the knees travel far past the toes
  • warningLosing forearm tension and dropping the bar mid-set

helpFrequently asked questions

Does the barbell hack squat replace the regular squat?expand_more

No, it's a complementary exercise that varies the quad training angle; keep the regular squat as your main movement.

Should I go heavy on this exercise?expand_more

Start moderate, since grip and back bracing are often the limiting factor rather than leg strength.

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