Figure-Four Clamp Finish

Variety

ツイスター(Tsuisutā)

Transliteration

Translation: Twister (katakana loanword)

Overview

The figure-four clamp finish for the twister from truck uses a figure-four leg configuration to lock the opponent's legs in place while applying the rotational neck crank. [1] From the truck position — where the attacker has one leg threaded between the opponent's legs — the attacker adds a figure-four clamp by hooking the foot behind the opposite knee, creating an immovable leg lock that prevents the opponent from rolling or repositioning. [1],[2] With the lower body completely immobilised by the figure-four clamp, all rotational torque generated by the arm pulling the head is transmitted directly to the cervical spine. [2] This is the highest-control twister finish because the figure-four eliminates virtually all lower-body escape options. [2],[3]

Also known as
Figure-Four Twister[1]Locked-Leg Twister Finish[2]

History & Origin

The figure-four clamp adaptation for the twister was refined within the 10th Planet Jiu-Jitsu system, where Eddie Bravo emphasised complete lower-body immobilisation before applying the neck crank. [1] This finishing detail improved the twister's success rate and became a standard instructional point in 10th Planet curricula. [2],[3]

Effectiveness

The figure-four leg clamp provides maximum control for the twister finish — locking the legs in figure-four prevents the opponent from rotating to relieve spinal pressure [1]

Lineage

A detail from Eddie Bravo's twister system that emphasizes leg control as the key to a successful finish; the figure-four clamp concept draws from wrestling leg riding [1]

Competition Record

Standard finishing detail in 10th Planet competition; used in all major twister finishes including Chan Sung Jung's UFC finish [1]

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Biomechanical Mechanism

Primary ActionCompression of the neck structures — restricts blood flow or airway depending on technique application
Joints InvolvedCervical spine, surrounding musculature, and vascular structures of the neck
Force VectorDirected compression against the neck from the choking limb or body position
Finishing MechanicSustained pressure causes either vascular occlusion (unconsciousness) or tracheal restriction (breathing difficulty)

Position & Entry

From controlling positionEstablish the dominant position, clear defensive grips, thread the choking limb into position
From guard (bottom)Break the opponent's posture, isolate the neck and configure the choke from underneath
From transitionDuring a scramble or position change, secure the neck control and lock the choke before the opponent re-establishes defence

Variants

Standard grip variationprimary hand configuration for maximum choking pressure
Gi variationuses the lapel or collar as an anchor for additional friction and control
No-gi variationadapted grip and positioning for submission grappling without the gi
Transition finishapplied during a positional change to catch the opponent off-guard

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Ratings

Danger Rating

Risk of injury to the person this technique is applied to

9
Extreme9/10

Rotation cranks twist the cervical spine; among the highest-risk submission categories

Difficulty

Skill level needed to execute this technique reliably

Expert
Competition Legality

Whether this technique is allowed under major competition rule sets

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

Training Notes

The figure-four clamp finish for the twister uses a figure-four arm lock behind the opponent's head to create maximum rotational leverage — the arms lock together behind the head and twist using the figure-four structure (Bravo, Mastering the Rubber Guard, 2006)
The figure-four arm configuration: one arm reaches over the head and grips the bicep of the other arm, while the second arm presses behind the head — the interlocked arms create a rigid frame for rotation
The 'clamp' refers to the figure-four pressing against the back of the head: as the arms rotate the head, the figure-four clamps the head and prevents it from slipping out
From the truck or back ride: with the leg hook established, thread the arms into the figure-four behind the head — then twist the head using the figure-four as the handle
The figure-four clamp is the strongest twister finish: the interlocked arms generate more rotational force than a single-hand grip, and the clamp prevents the head from escaping
The finish: rotate the figure-four in the direction opposite the hooked leg — the spine is twisted between the fixed lower body and the powerfully rotated upper body
The figure-four clamp finish is Eddie Bravo's standard twister completion: it provides the structural advantage that makes the twister reliable at high levels

Common Mistakes

!Not locking the figure-four before twisting — the arms must be interlocked before applying rotation; twisting with loose arms reduces leverage and allows escape
!Locking the figure-four too far from the head — the clamp must be behind the head, not on the shoulder or back; position determines the effectiveness
!Applying explosive rotation — the figure-four amplifies rotational force; even progressive application creates significant spinal stress
!Not maintaining the leg hook — the leg anchor is equally important as the head control; a lost leg hook negates the twister
!Twisting in the wrong direction — twist the head AWAY from the hooked leg; same-direction twisting loosens the position
!Not practising the figure-four arm threading — the specific arm position behind the head requires drilling; unfamiliar practitioners struggle with the threading
!Holding maximum rotation — release immediately on tap; the figure-four's mechanical advantage makes the twister extremely powerful at end range

Related Techniques

Counter Techniques

Setup Chain

1Establish Positionachieve the controlling position needed for this submission
2Create the Threatbegin the submission setup to force a defensive reaction
3Secure the Holdlock the submission grip with proper body mechanics
4Finishapply increasing pressure until the opponent taps or the joint/choke takes effect

Sources & References

Primary Source

note.com BJJ articles; Eddie Bravo 'Grappling Technique' Japanese edition (trans. 中井祐樹); JBJJF rules

Official Japanese BJJ federation — competition rules and terminology

2BookEddie Bravo — Grappling Technique: Rubber Guard (Japanese Edition)

Translated by 中井祐樹 (Nakai Yūki, 2007)

Japanese BJJ community writing platform

4OtherJapanese Combat Sports Katakana Convention

Standard katakana transliteration of Western martial arts terminology (外来語) — used in Japanese MMA, boxing, and BJJ communities

5Citationnote.com BJJ articles; Eddie Bravo 'Grappling Technique' Japanese edition (trans. 中井祐樹); JBJJF rules

Japanese terminology sourced from note.com BJJ articles; Eddie Bravo 'Grappling Technique' Japanese edition (trans. 中井祐樹); JBJJF rules

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

How does the Figure-Four Clamp Finish work?

The figure-four clamp finish for the twister from truck uses a figure-four leg configuration to lock the opponent's legs in place while applying the rotational neck crank. From the truck position — where the attacker has one leg threaded between the opponent's legs — the attacker adds a figure-four clamp by hooking the foot behind the opposite knee, creating an immovable leg lock that prevents the opponent from rolling or repositioning.

Where does the Figure-Four Clamp Finish come from?

The figure-four clamp adaptation for the twister was refined within the 10th Planet Jiu-Jitsu system, where Eddie Bravo emphasised complete lower-body immobilisation before applying the neck crank. This finishing detail improved the twister's success rate and became a standard instructional point in 10th Planet curricula.

Is the Figure-Four Clamp Finish legal in competition?

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

How dangerous is the Figure-Four Clamp Finish?

Danger rating 9/10. Rotation cranks twist the cervical spine; among the highest-risk submission categories

How do I set up the Figure-Four Clamp Finish?

The standard setup chain: Establish Position → Create the Threat → Secure the Hold → Finish.

How do I defend against the Figure-Four Clamp Finish?

Standard counters include: Early Recognition — identify the submission attempt early and begin defence immediately / Posture and Base — maintain strong posture and base to prevent submission setups / Grip Fight — deny the attacker their preferred gripping configuration.

What are the variants of the Figure-Four Clamp Finish?

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 Figure-Four Clamp Finish in competition?

Standard finishing detail in 10th Planet competition; used in all major twister finishes including Chan Sung Jung's UFC finish

What are common mistakes when doing the Figure-Four Clamp Finish?

Top errors to watch for: Not locking the figure-four before twisting — the arms must be interlocked before applying rotation; twisting with lo… / Locking the figure-four too far from the head — the clamp must be behind the head, not on the shoulder or back; posit… / Applying explosive rotation — the figure-four amplifies rotational force; even progressive application creates signif… / Not maintaining the leg hook — the leg anchor is equally important as the head control; a lost leg hook negates the t….

What are other names for the Figure-Four Clamp Finish?

The Figure-Four Clamp Finish is also known as Tsuisutā, Figure-Four Twister, Locked-Leg Twister Finish.