Cable Triceps Pushdown (V-bar) (with arm blaster) exercise animation (Male)

Cable Triceps Pushdown (V-bar) (with arm blaster)

Target muscle
Triceps Brachii
Equipment
Cable
Body part
Upper Arms
Type
Strength

The cable triceps pushdown with a V-bar and arm blaster is an isolation exercise that targets the triceps brachii. The angled V-bar lets your wrists sit in a natural semi-pronated position, while the arm blaster braces your upper arms against your torso so the elbows stay pinned and the triceps do all the work. It's a strict, joint-friendly way to build pushing strength and lockout power.

How to do the Cable Triceps Pushdown (V-bar) (with arm blaster)

  1. 1Attach a V-bar to a high cable pulley and strap the arm blaster around your torso so the brace sits across the front of your upper arms.
  2. 2Rest the backs of your upper arms against the arm blaster pad and grip the V-bar with both hands, palms angled inward toward each other.
  3. 3Stand tall with a slight forward lean, brace your core, and keep your elbows tucked in firmly against the brace.
  4. 4Start with your forearms at roughly parallel to the floor, elbows bent around 90 degrees.
  5. 5Press the bar down by extending your elbows until your arms are fully straight, squeezing the triceps hard at the bottom.
  6. 6Hold the locked-out position for a beat without letting your elbows drift off the brace.
  7. 7Let the bar rise back up under control until your forearms return to parallel, keeping tension on the triceps.
  8. 8Complete your reps, then control the weight back to the stack and unclip the arm blaster.

Form tips

  • Keep your upper arms pinned to the arm blaster throughout the set so movement comes only from the elbow joint.
  • Lead the press with your forearms and let the angled V-bar keep your wrists neutral rather than bent.
  • Use a deliberate tempo and pause at full extension to maximize the triceps contraction.
  • Choose a weight you can fully lock out and control on the way up, not one that forces your shoulders to assist.

Common mistakes

  • Letting the elbows lift off the arm blaster, which turns the movement into a shoulder press and removes tension from the triceps.
  • Using too much weight and leaning your bodyweight into the bar, which cheats the rep and hides weak lockout strength.
  • Cutting the range short by not fully straightening the arms, so the triceps never reach peak contraction.
  • Letting the bar snap back up quickly instead of resisting it, which sacrifices the controlled negative that builds the muscle.

Frequently asked questions

What muscles does the cable triceps pushdown with a V-bar work?

It isolates the triceps brachii, the muscle on the back of your upper arm. The V-bar grip and arm blaster brace keep the focus strictly on the triceps with no real help from other muscle groups.

What does the arm blaster do in this exercise?

The arm blaster is a brace that holds your upper arms steady against your torso. It prevents your elbows from drifting forward or flaring, forcing the triceps to do the work and making the movement much stricter.

How many sets and reps should I do?

As an isolation move, 3 to 4 sets of 10 to 15 reps works well. Use a weight you can fully lock out with clean form and a controlled negative on every rep.

Is this exercise good for beginners?

Yes. The arm blaster removes most of the tendency to cheat, so it's a great way for beginners to learn proper triceps isolation. Start light and focus on locking out and squeezing the triceps.

How is the V-bar different from a straight bar for pushdowns?

The angled V-bar lets your hands sit in a semi-pronated, palms-inward position that many lifters find easier on the wrists. The triceps still do the work, but the V-bar reduces wrist strain compared with a flat straight bar.

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