Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum

Variety

Translation: Fulcrum Headlock Choke (katakana loanword)

Range & classification

Category
Strike & defenceLocksClose rangeFighting multiple people
Distance
CloseMiddleLong
Body target
Upper bodyMiddle bodyLower body

Overview

The forearm-fulcrum headlock choke uses the flat or bony edge of the forearm as the fulcrum surface against the opponent's neck from a front headlock. [1] Unlike the elbow-point variant, the forearm fulcrum distributes pressure across a wider area while still concentrating force through the radial bone edge. [1],[2] The attacker positions the forearm across the throat, then uses the opposing arm to press the opponent's head into the forearm, creating a wedge effect that compresses the carotid arteries bilaterally. [2] The forearm variant is considered more controllable than the elbow point, making it more suitable for training and competition contexts where measured application is desired. [2],[3]

Also known as
Forearm-Fulcrum Headlock ChokeWrestling[1]Forearm Lever Front Choke[2]

History & Origin

Forearm fulcrum chokes are documented across multiple grappling traditions, from Japanese jujutsu to European catch wrestling. [1] The front headlock application was systematised in modern submission grappling as a finishing option when guillotine and D'Arce entries were not available. [2],[3]

Country of originΒ· shown in random order

  • BrazilBJJ, Submission Grappling, MMA
  • JapanBJJ, Judo, Submission Grappling
  • USASubmission Grappling, MMA
  • RussiaSambo

Effectiveness

The forearm-fulcrum provides wider contact than the elbow, making it easier to position on the carotid. The radius bone creates rigid focal pressure when the forearm is rotated correctly. [1]

Lineage

Traditional catch wrestling forearm-pressure technique adapted for the BJJ front headlock position. The forearm rotation detail (bone-to-artery contact) comes from catch wrestling instruction. [1]

Competition Record

Used in catch wrestling competition and submission grappling. More common than the elbow-fulcrum variant due to easier positioning. [1]

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Biomechanical Mechanism

Primary Action β€” Bilateral compression of the carotid arteries β€” restricts blood flow to the brain, causing unconsciousness within seconds
Joints Involved β€” Cervical spine (lateral flexion), glenohumeral joint of the trapped arm (if arm-in), nuchal region
Force Vector β€” Lateral squeeze creates inward pressure on both sides of the neck simultaneously
Choking Mechanism β€” Vascular strangle β€” occludes carotid arteries and jugular veins, distinct from airway (tracheal) chokes

Position & Entry

From sprawl (takedown defence) β€” After sprawling on a shot, secure the head-and-arm position from the front headlock
From snap-down β€” Snap opponent's head down with collar tie, drop to front headlock position, thread the choke
From guard (opponent postures low) β€” Opponent drops head, wrap the neck and thread to the choking configuration

Variants

Standard grip variation β€” primary hand configuration for maximum choking pressure
Gi variation β€” uses the lapel or collar as an anchor for additional friction and control
No-gi variation β€” adapted grip and positioning for submission grappling without the gi
Transition finish β€” applied during a positional change to catch the opponent off-guard

Videos

Top 4 Chokes From Front Headlock Series For Self Defense Β· BJJ Β· MMA

0
Fulcrum Headlock Choke From Front Headlock Forearm-FulcrumΒ·TRITAC Martial Arts

If you like this front headlock series, be sure to check out our free intro course for more tips, drills and training: h…

1 video

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Ratings

Danger Rating

Risk of injury to the person this technique is applied to

8
Very High8/10

Fulcrum headlock chokes use a bracing point to amplify front headlock compression

Difficulty

Skill level needed to execute this technique reliably

Advanced
Competition Legality

Whether this technique is allowed under major competition rule sets

Illegal
β€” FIAS Sport Sambo β€” All chokes prohibited in Sport Sambo
FIAS International Sambo Competition RulesPDF
Legal
β€” IBJJF β€” Legal at all belt levels, gi and no-gi β€” chokes a...
IBJJF Rules Book v6.0, June 2024PDF
β€” ADCC β€” Legal
ADCC Rules Update, April 2025PDF
β€” Unified MMA β€” Legal β€” choke submissions are among the mos...
Unified Rules of MMA, August 2025PDF
β€” FIAS Combat Sambo β€” Legal
FIAS Combat Sambo RulesPDF

Training Notes

βœ“The forearm-fulcrum headlock choke uses the radius bone of the forearm as a bar pressed across the neck from front headlock β€” the bone creates a rigid choking surface against the carotid arteries (Danaher, Front Headlock System: Go Further Faster, 2019)
βœ“From front headlock: rotate the forearm so the radius bone (thumb-side) presses directly into the neck β€” the bone acts as a bar that compresses the artery
βœ“The forearm fulcrum distributes pressure more than the elbow but over a wider area: the radius bone contacts several centimetres of neck, potentially compressing both carotids simultaneously
βœ“The finish: squeeze the choking arm while the other arm controls the head β€” the forearm bone rolls into the neck as the arm tightens
βœ“The forearm-fulcrum is the more common fulcrum variation: the wider contact area makes it easier to position correctly β€” the elbow fulcrum requires more precision
βœ“From front headlock: the forearm fulcrum works as a direct attack or as a transition to the guillotine β€” the pressure forces the opponent to react, creating openings
βœ“The forearm rotation is the key detail: turning the wrist so the radius contacts the neck (rather than the flat of the inner forearm) creates bone-on-artery pressure

Common Mistakes

!Using the flat of the inner forearm β€” rotate so the radius bone contacts the neck; the soft inner forearm lacks the rigidity for focal pressure
!Not controlling the opponent's head β€” the head must be trapped and still for the forearm to maintain artery contact
!Pressing into the trachea β€” target the lateral neck; the forearm should be angled across the carotid groove
!Squeezing without forearm rotation β€” the rotation is what brings the bone to the surface; squeezing with a flat forearm creates general pressure, not focal compression
!Attempting from a loose front headlock β€” positional control is prerequisite; without a tight headlock, the opponent turns away
!Not adjusting if the first position doesn't work β€” slight movements of the forearm can find the artery; static holding may miss the target
!Using the forearm fulcrum exclusively β€” it should be part of a system; if the fulcrum is defended, transition to guillotine or anaconda

Related Techniques

Counter Techniques

Setup Chain

1Achieve Controlling Position β€” secure the position from which the choke is applied
2Isolate the Neck β€” clear defending hands and establish access to the throat
3Set the Grip β€” lock the choking configuration (arm, lapel, or leg placement)
4Apply Pressure β€” squeeze to compress the carotid arteries for the finish

Sources & References

Primary Source

Japanese BJJ community standard katakana transliteration

1OtherJapanese Martial Arts Community Terminology

Japanese BJJ community standard katakana transliteration

2OtherJapanese Combat Sports Katakana Convention

Standard katakana transliteration of Western martial arts terminology (ε€–ζ₯θͺž) β€” used in Japanese MMA, boxing, and BJJ communities

3CitationJapanese BJJ community standard katakana transliteration

Japanese terminology sourced from Japanese BJJ community standard katakana transliteration

Community

Athletics

Requires

grip or squeeze strength, positional control

Favours

strong upper body for sustained compression

Key muscles

forearms, biceps, pectorals, core stabilisers

Frequently Asked Questions

Where exactly should I grip on my opponent's head for the fulcrum headlock choke?

According to TRITAC Martial Arts, your thumb should ride the edge of the jawline as your primary handle, and you want to grab deeper on the chin rather than just the surfaceβ€”this gives you a solid grip point for the choke.

How do I prevent my opponent from grabbing my legs while I'm setting up this choke?

TRITAC Martial Arts emphasizes keeping your hips away from your opponent and maintaining heavy pressure on their head to drive them down, rather than staying in a lazy position where they can easily access your legs.

What's the basic setup sequence for finishing the fulcrum headlock choke?

Start by posting on your opponent's shoulder to create space, then roll your upper body on top and roll your hand forward while controlling both the chin and a secondary handle point on the head, keeping your legs away for safety.

How does the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum work?

The forearm-fulcrum headlock choke uses the flat or bony edge of the forearm as the fulcrum surface against the opponent's neck from a front headlock. Unlike the elbow-point variant, the forearm fulcrum distributes pressure across a wider area while still concentrating force through the radial bone edge.

Where does the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum come from?

Forearm fulcrum chokes are documented across multiple grappling traditions, from Japanese jujutsu to European catch wrestling. The front headlock application was systematised in modern submission grappling as a finishing option when guillotine and D'Arce entries were not available.

Is the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum legal in competition?

IBJJF: legal β€” Legal at all belt levels, gi and no-gi β€” chokes are the safest submission cat…; IJF: legal β€” Legal (shime-waza) β€” strangulation techniques are one of three permitted subm…; ADCC: legal β€” Legal; Unified MMA: legal β€” Legal β€” choke submissions are among the most common finishes in MMA; FIAS Sport Sambo: banned β€” All chokes prohibited in Sport Sambo; FIAS Combat Sambo: legal β€” Legal

How dangerous is the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum?

Danger rating 8/10. Fulcrum headlock chokes use a bracing point to amplify front headlock compression

How do I set up the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum?

The standard setup chain: Achieve Controlling Position β†’ Isolate the Neck β†’ Set the Grip β†’ Apply Pressure.

How do I defend against the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum?

Standard counters include: Tuck Chin β€” protect the neck by lowering the chin to prevent the choke from sinking / Two-on-One Grip Fight β€” use both hands to strip the choking grip before it locks / Turn Into β€” rotate toward the choking arm to relieve carotid pressure / Posture Up β€” straighten the spine and create distance to break the choking angle.

What are the variants of the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum?

Common variants: Standard grip variation (primary hand configuration for maximum choking pressure); Gi variation (uses the lapel or collar as an anchor for additional fric…); No-gi variation (adapted grip and positioning for submission grappling wit…); Transition finish (applied during a positional change to catch the opponent …).

How effective is the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum in competition?

Used in catch wrestling competition and submission grappling. More common than the elbow-fulcrum variant due to easier positioning.

What are common mistakes when doing the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum?

Top errors to watch for: Using the flat of the inner forearm β€” rotate so the radius bone contacts the neck; the soft inner forearm lacks the r… / Not controlling the opponent's head β€” the head must be trapped and still for the forearm to maintain artery contact / Pressing into the trachea β€” target the lateral neck; the forearm should be angled across the carotid groove / Squeezing without forearm rotation β€” the rotation is what brings the bone to the surface; squeezing with a flat forea….

What are other names for the Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum?

The Fulcrum Headlock Choke From Front Headlock Forearm-Fulcrum is also known as Furukuramu Heddorokku Chōku, Forearm-Fulcrum Headlock Choke, Forearm Lever Front Choke.