Barbell Spider Curl — start position
Start
Barbell Spider Curl — end position
End

Arms / Intermediate / Isolation (single joint)

Barbell Spider Curl

A barbell curl performed leaning into a preacher bench so the arms hang vertically, emphasizing peak biceps contraction.

At a glance

Primary
Biceps
Secondary
Forearms & grip
Equipment
Barbell, Bench
Movement pattern
Elbow flexion (curl)
Level
Intermediate
Type
Arms, Isolation (single joint)

Loads the elbow. Use a load you can control and skip it if it causes pain.

How to do it

  1. Stand behind a preacher bench and lean your chest against the pad so your arms hang over it.
  2. Hold a barbell underhand at about shoulder width with arms extended.
  3. Curl the bar up toward your shoulders keeping the upper arms still.
  4. Lower slowly to full extension.

Tips

  • Keep a light load and strict form.
  • Do not let the hips drive the weight.

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Muscles worked

Neck (Front)Upper traps (Front)Front delts (Front)Side delts (Front)Chest (Front)Serratus anterior (Front)Biceps — primary (Front)Forearms & grip — secondary (Front)Abs (Front)Obliques (Front)Hip flexors (Front)Quads (Front)Adductors (Front)Shins (tibialis) (Front)Calves (Front)Outer shins (peroneals) (Front)Feet (arch & toes) (Front)Neck (Back)Upper traps (Back)Upper back (rhomboids, mid/lower traps) (Back)Rear delts (Back)Side delts (Back)Rotator cuff (Back)Lats (Back)Lower back (erectors) (Back)Triceps (Back)Forearms & grip — secondary (Back)Hip abductors (glute med) (Back)Glutes (Back)Hamstrings (Back)Adductors (Back)Calves (Back)
FrontBack
  • Primary: Biceps
  • Secondary: Forearms & grip

Best for

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Illustration: Everkinetic (everkinetic.com), CC BY-SA 4.0.