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BERGEK feat CUT ZUHRA - SOK TOP 2 [Official Video Music]
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Sok Ku·Alamsyah Project
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Sok Ku
SubFamilyศอกคู่(Sok Ku)
Translation: Double elbow strike
Overview
Sok Ku is the twin or double elbow strike, delivering both elbows simultaneously or in rapid succession to overwhelm the opponent's defence. [1] Both elbows can strike horizontally from opposite sides, creating a vice-like crushing action on the opponent's guard or head. [1]
Double ElbowTwin Elbow Strike
History & Origin
Effectiveness
The elbow is the hardest and sharpest striking surface on the body; Sok Ku causes severe cuts, swelling, and potential knockouts. [1]
Lineage
Traditional Muay Thai Cherng Sok (24 elbow techniques) curriculum. [1]
Competition Record
Used in UFC and professional MMA competition
Images
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Biomechanical Mechanism
Primary Action — Elbow strike mechanics specific to Sok Ku
Joints Involved — Shoulder (rotation), elbow (flexion to present point), hips (rotation for power)
Force Vector — Direction specific to sok ku variant
Leverage Principle — Short-range weapon using body rotation and weight transfer through the elbow point
Position & Entry
From Muay Thai stance — Sok Ku is the twin or double elbow strike, delivering both elbows simultaneously or in rapid succession to overwhelm the opponent's defence
From clinch — Close-range delivery
Variants
Left Sok Ku
Right Sok Ku
Lead hand Sok Ku
Rear hand Sok Ku
Videos
1 video
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Ratings
Risk of injury to the person this technique is applied to
8
Very High8/10
Elbow strikes cause cuts, fractures, and knockouts at close range
Skill level needed to execute this technique reliably
Advanced
Whether this technique is allowed under major competition rule sets
Illegal
WBC/Boxing — All elbow strikes prohibited in boxing {src— WBC Rules of Boxing}
— WKF — Elbow strikes not a legal technique in sport karate
WKF Competition Rules 2024PDFKyokushin — Elbow strikes prohibited {src— IKO Kyokushin Tournament Rules}
— WT — Prohibited
WT Competition Rules 2024PDF— ITF — Prohibited
ITF Competition RulesPDF— WAKO — Prohibited in all kickboxing formats
WAKO Competition RulesPDFK-1/GLORY — Prohibited — key difference from Muay Thai {src— K-1/GLORY Kickboxing Rules}
Legal
— Unified MMA — Legal — all elbow strikes permitted
Unified Rules of MMA, August 2025PDF— art of eight limbs
IFMA Muay Thai RulesPDFTraining Notes
✓Strike with the sharp point of the elbow bone, not the forearm (Ruerngsa et al.)
✓Hips, shoulders, and feet must move simultaneously
✓Always return to guard after the elbow strike
Common Mistakes
!Hitting with the forearm instead of the elbow point
!Dropping the guard on the opposite side
!Not using hip rotation for power
Related Techniques
Counter Techniques
Setup Chain
1Close distance → Set up with punch or clinch → Sok Ku → Follow with knee or additional elbow
Sources & References
Primary Source
Muay Thai: The Art of Fighting (Ruerngsa, Charuad & Cartmell)
1Book[1] Ruerngsa, Y., Charuad, K.K. and Cartmell, J. Muay Thai: The Art of Fighting. [2] De Cesaris, M. (2004). Muay Thai Boran: The Complete Codified Guide. IMBA.
description, historyOrigin: sourced from Ruerngsa, Y
2Citation[1] Ruerngsa, Y., Charuad, K.K. and Cartmell, J. Muay Thai: The Art of Fighting. [2] De Cesaris, M. (2004). Muay Thai Boran: The Complete Codified Guide. IMBA.
description, historyOrigin: sourced from Ruerngsa, Y
Community
Athletics
Requires strong shoulder and hip rotation
Good balance at close range
Conditioned elbow for striking
Notes
Sok ku (double elbow) delivers both elbows simultaneously or in rapid succession — targeting both sides of the opponent's head from the clinch. (Kraitus, Muay Thai: The Art of Fighting)
Frequently Asked Questions
How does the Sok Ku work?
Sok Ku is the twin or double elbow strike, delivering both elbows simultaneously or in rapid succession to overwhelm the opponent's defence. Both elbows can strike horizontally from opposite sides, creating a vice-like crushing action on the opponent's guard or head.
Where does the Sok Ku come from?
Sok Ku is one of the 24 traditional Muay Thai elbow techniques (Cherng Sok 24 Cherng) preserved in the art's classical curriculum. Muay Thai's elbow arsenal is considered the most comprehensive among all striking martial arts.
Is the Sok Ku legal in competition?
Unified MMA: legal — Legal — all elbow strikes permitted; WBC/Boxing: banned — All elbow strikes prohibited in boxing; WKF: banned — Elbow strikes not a legal technique in sport karate; Kyokushin: banned — Elbow strikes prohibited; WT: banned — Prohibited; ITF: banned — Prohibited; WAKO: banned — Prohibited in all kickboxing formats; K: banned — 1/GLORY — Prohibited — key difference from Muay Thai; IFMA: legal — Legal — elbows are a core Muay Thai weapon (art of eight limbs)
How dangerous is the Sok Ku?
Danger rating 8/10. Elbow strikes cause cuts, fractures, and knockouts at close range
How do I set up the Sok Ku?
The standard setup chain: Close distance → Set up with punch or clinch → Sok Ku → Follow with knee or additional elbow.
How do I defend against the Sok Ku?
Standard counters include: Step back out of range / Block with the forearms / Counter with a knee strike.
What are the variants of the Sok Ku?
Common variants: Left Sok Ku; Right Sok Ku; Lead hand Sok Ku; Rear hand Sok Ku.
How effective is the Sok Ku in competition?
Used in UFC and professional MMA competition
What are common mistakes when doing the Sok Ku?
Top errors to watch for: Hitting with the forearm instead of the elbow point / Dropping the guard on the opposite side / Not using hip rotation for power.
What are other names for the Sok Ku?
The Sok Ku is also known as Sok Ku, Double Elbow, Twin Elbow Strike.