Arms · Barbell

Olympic Barbell Triceps Extension

How to do the olympic barbell triceps extension, the muscles it works, and the mistakes to avoid. Pulled straight from the Kovo app's exercise library.

Animated demonstration of the Olympic Barbell Triceps Extension
Equipment
Barbell
Difficulty
Intermediate
Logged as
Weighted reps
Movement
Extension
Mechanic
Isolation

How to do it

Lie on a bench holding an Olympic barbell with a shoulder-width overhand grip and arms extended over your chest. Bend your elbows to lower the bar toward your forehead, then extend your arms to press it back up, keeping your upper arms still.

  1. 1Your triceps stretching as the bar lowers and contracting as you press up
  2. 2Your upper arms staying vertical and elbows fixed in place
  3. 3A controlled descent rather than dropping the bar to your head

Common mistakes

  • Do not let your elbows flare out wide as you lower
  • Avoid moving your upper arms or pressing like a bench press
  • Do not bounce the bar off your forehead or arch your back

Muscles worked

The olympic barbell triceps extension mainly works the triceps, with the forearms assisting.

  • TricepsPrimary
  • ForearmsSupport
  • LatsMinor
  • Front DeltsMinor

Kovo programs the olympic barbell triceps extension for you and tracks it every session.

We build your whole program, drop the right lifts into each workout, and adjust your weights as you get stronger. Free on iOS and Android.

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Last reviewed June 2026.