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Cable Standing Reverse Curl (SZ Bar) animation

How to do the Cable Standing Reverse Curl (SZ Bar)

BicepsCableBeginner

The cable standing reverse curl with an SZ bar is one of the most effective ways to build the brachioradialis and the often-neglected outer forearm, giving your arms a fuller, more complete look from every angle. The constant cable tension throughout the movement means your muscles work harder for longer compared to free weights alone.

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Muscles worked

Primary
Biceps
Secondary
BrachialisForearms

Step-by-step

  1. Stand facing the cable stack, feet hip-width apart, and grip the SZ bar with a shoulder-width overhand grip, palms facing down.
  2. Pin your elbows tight to your sides and brace your core before you initiate any movement.
  3. Curl the bar upward in a smooth arc until your forearms are roughly parallel to the floor or slightly above, keeping wrists flat and firm.
  4. Lower the bar under full control back to the start position, resisting the cable pull on the way down.

Common mistakes

  • Allowing the wrists to curl upward during the lift, which shifts stress off the target muscles — keep your wrists neutral and locked throughout the entire rep.
  • Letting the elbows drift forward as the bar rises, turning it into a front-raise pattern — anchor your elbows at your sides and keep them there for the full set.
  • Using momentum by swinging the torso back to initiate the curl, which reduces forearm and bicep engagement — initiate every rep from a still, upright stance with the core braced.

Pro tip — At the top of each rep, pause for one full second and actively think about squeezing the brachioradialis rather than the biceps peak — this deliberate muscle focus dramatically improves long-term forearm development and mind-muscle connection on an exercise most lifters rush through.

Sets & reps by goal

Build muscle3–4 sets × 10–15 reps
Get stronger3–4 sets × 6–8 reps
Lose fat / tone3 sets × 12–20 reps

Rest: 60–90 sec between sets.

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