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  5. Arms
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  7. Cable Incline Triceps Extension

Exercise guide

Cable Incline Triceps Extension

  • Intermediate
  • Isolation
  • Rep-based
  • Upper arms
  • Waist

This exercise emphasizes the long head of the triceps by placing the muscle in a stretched position, using the incline bench for stability and the cable for constant tension throughout the range of motion.

Reviewed by the Crucible Fit team · Updated June 2026

Watch the Cable Incline Triceps Extension demonstrationVideo and instructions for every movement are in the Crucible Fit app.

Muscles worked

Primary

  • Triceps

Secondary

  • Abs
  • Obliques

Equipment

  • Cable

Setup

  1. Set an incline bench to a 30-45 degree angle, facing away from a low cable pulley.
  2. Attach an EZ-bar or rope to the low pulley and sit firmly against the backrest.
  3. Grasp the attachment behind your head with an overhand grip, keeping your elbows bent and pointing forward.
  4. Plant your feet firmly on the floor to stabilize your torso.

How to do it

  1. Exhale and extend your arms upward by straightening your elbows until your triceps are fully contracted.
  2. Keep your upper arms stationary and tucked near your ears, moving only your forearms.
  3. Inhale and slowly lower the weight back to the starting position, feeling a deep stretch in the triceps.
  4. Maintain a controlled tempo, taking roughly two seconds for both the extension and the lowering phase.

Form checklist

  • Keep elbows tucked in and pointing forward rather than flaring out to the sides.
  • Ensure your back and head remain in contact with the bench throughout the set.
  • Avoid using your shoulders or swinging your torso to move the weight.
  • Maintain a full range of motion, reaching a deep stretch at the bottom of each rep.

Pro tips

  • Focus on the mind-muscle connection by imagining your triceps pulling the weight up from the elbow joint.
  • Pause for one second at the bottom of the movement to maximize the stretch on the long head of the triceps.

Make it harder

  • Slow down the eccentric (lowering) phase to 4 seconds to increase time under tension.
  • Use a rope attachment and pull the ends apart at the top of the movement for a stronger peak contraction.

Frequently asked

What muscles does the cable incline triceps extension work?
The cable incline triceps extension primarily targets the triceps, and also works the abs and obliques as secondary muscles.
What equipment do you need for the cable incline triceps extension?
The cable incline triceps extension uses cable.
Is the cable incline triceps extension good for beginners?
The cable incline triceps extension is rated intermediate. Build a base with simpler variations first, then progress to it with light load and strict form.

Related exercises

  • Arm Double CrossoverIntermediate · biceps, deltoids, and triceps
  • Aztec Push UpIntermediate · pectorals, serratus anterior, and triceps
  • Band Assisted DipIntermediate · triceps
  • Band Bent Over One Arm Neutral Grip KickbackBeginner · triceps

Train it with Crucible Fit.

Every movement in this library is in the app with video and instructions, ready for your own sessions on the days between Crucibles. Your first Crucible is on us.

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