Exercise technique

cable concentration extension (on knee)

The cable concentration extension (on knee) is an isolation exercise targeting the triceps. It is performed seated, using a cable machine, with the working arm's elbow braced against the inside of the knee to stabilize the movement and focus on triceps extension.

How do you perform this exercise?

  1. Sit on a bench or chair with your knees bent and feet flat on the ground.
  2. Hold the cable handle with your right hand and place your elbow on the inside of your right knee.
  3. Extend your arm fully, keeping your elbow stationary and close to your knee.
  4. Pause for a moment at the top, then slowly lower your arm back to the starting position.
  5. Repeat for the desired number of repetitions, then switch sides.

Which other muscles are involved?

Forearms.

How do you log your sets?

How do you track progressive overload?

Source: ExerciseDB catalogue and demonstration. Related movements are options to compare, not equivalent loads or a prescribed progression.

Alternatives to explore

STARK is a strength training tracker for iPhone and Apple Watch. Log sets, repetitions and weights, then follow your progress. Core features are free. Explore STARK’s features