Modified Neck Crank
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Cervical Rotation Crank·mahalodotcom
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Cervical Rotation Crank
SubFamily頸椎回旋捻り(Keitsui Kaisen Hineri)
TraditionalTranslation: Cervical Spine Rotation Twist
Overview
Cervical rotation cranks twist the head laterally, applying torsional force to the cervical vertebrae. [1],[2] The twister is the most well-known example: from back control, the attacker traps a leg, controls the head, and rotates the opponent's upper body against the trapped lower body, creating extreme rotational stress on the thoracic and cervical spine. Cervical rotation cranks carry the highest injury risk of all neck crank variants. [3],[4]
History & Origin
Effectiveness
Cervical rotation cranks force the neck into extreme rotation, targeting the cervical vertebrae, intervertebral discs, and surrounding ligaments. [1] They produce immediate intense pain and carry significant injury risk, which is why many rulesets classify them as illegal or grey-area techniques. [1],[2]
Lineage
Cervical rotation cranks twist the head and neck, appearing in catch wrestling (twister), jūjutsu, and MMA. Eddie Bravo popularised the twister variation. [1]
Competition Record
The twister (a cervical rotation crank) was popularised by Eddie Bravo and has been finished in MMA, notably by Korean Zombie at UFC. [1]
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Biomechanical Mechanism
Primary Action — Compression of the neck structures — restricts blood flow or airway depending on technique application
Joints Involved — Cervical spine, surrounding musculature, and vascular structures of the neck
Force Vector — Directed compression against the neck from the choking limb or body position
Finishing Mechanic — Sustained pressure causes either vascular occlusion (unconsciousness) or tracheal restriction (breathing difficulty)
Position & Entry
From back control with seatbelt — Establish hooks or body triangle, slide choking arm under the chin, connect hands and squeeze
From turtle top (back take) — Break down the turtle, insert hooks, secure seatbelt grip, slide to back control and apply the choke
From standing back clinch — Secure rear body lock, drag opponent to the mat while inserting hooks, transition to choking position
Videos
1 video
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Ratings
Risk of injury to the person this technique is applied to
9
Extreme9/10
Cervical rotation cranks twist the neck; the twister is among the most dangerous submissions in grappling
Skill level needed to execute this technique reliably
Expert
Whether this technique is allowed under major competition rule sets
Illegal
— IBJJF — Neck cranks and spinal locks prohibited at all be...
IBJJF Rules Book v6.0, June 2024PDF— IJF — Neck cranks prohibited
IJF Sport and Organisation Rules 2025, Article 27PDF— FIAS Sport Sambo — All chokes prohibited in Sport Sambo
FIAS International Sambo Competition RulesPDFLegal
— 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 RulesPDFTraining Notes
✓The cervical rotation crank forces the opponent's head to rotate beyond its comfortable range — twisting the neck laterally to stress the rotational ligaments and cervical joints (Paulson, Shoot Wrestling, 2007)
✓The rotation crank targets the facet joints, rotational ligaments, and vertebral arteries — forced rotation compresses structures on one side while stretching them on the other
✓From back control or front headlock: grip the head and twist it laterally while anchoring the body — the head rotates while the shoulders remain fixed, focusing torque on the cervical spine
✓Cervical rotation cranks are among the most dangerous submissions: the vertebral arteries run through the transverse foramina of the cervical vertebrae — forced rotation can compress or damage these vessels
✓The 'twister' submission is a rotation crank: the attacker controls the body and forces the head to rotate, creating extreme cervical torsion
✓In catch wrestling, rotation cranks are traditional submissions: the 'neck wrench' and 'head twist' are part of the historical catch wrestling curriculum
✓Medical literature identifies forced cervical rotation as a risk factor for vertebral artery dissection — this is a technique that demands respect and controlled application
Common Mistakes
!Twisting the neck explosively — cervical rotation cranks can damage vertebral arteries, facet joints, and ligaments; never apply these rapidly
!Using rotation cranks in casual training — these are advanced submissions that should only be practised with experienced partners who understand the risks
!Not controlling the body — rotation cranks require the torso to be fixed; without body control, the entire body rotates and the cervical stress is reduced
!Ignoring the risk of vertebral artery injury — forced rotation can cause stroke-inducing arterial damage; treat this technique as one of the most dangerous in grappling
!Confusing rotation with a neck twist for control — controlling head position with moderate rotation is different from a rotation crank intended to submit; be clear about intent
!Holding rotation at end range — release immediately on tap; holding end-range rotation risks catastrophic injury
!Not understanding when to abandon the crank — if the opponent can rotate their body with the crank, the technique isn't effective; reposition rather than increase force
Related Techniques
Counter Techniques
Setup Chain
1Establish Position — achieve the controlling position needed for this submission
2Create the Threat — begin the submission setup to force a defensive reaction
3Secure the Hold — lock the submission grip with proper body mechanics
4Finish — apply increasing pressure until the opponent taps or the joint/choke takes effect
Sources & References
Primary Source
Shooto Official Rules — anatomical terminology
1CompetitionShooto Official Rules
Japanese MMA pioneer organization — technique classification
Standard Japanese martial arts terminology (kanji/hiragana)
3OtherJapanese Martial Arts Standard Terminology (武道用語)
Established Japanese martial arts naming convention — native Japanese term (和語/漢語)
4CitationShooto Official Rules — anatomical terminology
Japanese terminology sourced from Shooto Official Rules — anatomical terminology
Community
Athletics
Requires
grip or squeeze strength, positional control
Favours
strong upper body for sustained compression
Key muscles
forearms, biceps, pectorals, core stabilisers
Sub-techniques
Frequently Asked Questions
What's the ideal position to set up a cervical rotation crank?
The ideal position is when your opponent has guard on you. From there, you slap their hands off and get your hand around their neck to set up the crank.
How do you lock in and finish the cervical rotation crank?
Use a thumbs-up grip, lock your feet together, and roll their head under while pulling back and squeezing. The instructor emphasizes sitting forward to make everything tight before applying pressure.
How dangerous is the cervical rotation crank?
This technique causes significant pain and should be applied carefully. Proper communication is essential—the person being submitted should tap loudly or verbally say 'I quit' to ensure safety.
How does the Cervical Rotation Crank work?
Cervical rotation cranks twist the head laterally, applying torsional force to the cervical vertebrae. The twister is the most well-known example: from back control, the attacker traps a leg, controls the head, and rotates the opponent's upper body against the trapped lower body, creating extreme rotational stress on the thoracic and cervical spine.
Where does the Cervical Rotation Crank come from?
Rotational neck attacks were standard in catch wrestling finishing sequences. The twister was modernized by Eddie Bravo, adapted from wrestling's guillotine ride position, and incorporated into the 10th Planet Jiu-Jitsu curriculum.
Is the Cervical Rotation Crank legal in competition?
IBJJF: banned — Neck cranks and spinal locks prohibited at all belt levels; IJF: banned — Neck cranks prohibited; 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 Cervical Rotation Crank?
Danger rating 9/10. Cervical rotation cranks twist the neck; the twister is among the most dangerous submissions in grappling
How do I set up the Cervical Rotation Crank?
The standard setup chain: Establish Position → Create the Threat → Secure the Hold → Finish.
How do I defend against the Cervical Rotation Crank?
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 Cervical Rotation Crank?
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 Cervical Rotation Crank in competition?
The twister (a cervical rotation crank) was popularised by Eddie Bravo and has been finished in MMA, notably by Korean Zombie at UFC.
What are common mistakes when doing the Cervical Rotation Crank?
Top errors to watch for: Twisting the neck explosively — cervical rotation cranks can damage vertebral arteries, facet joints, and ligaments; … / Using rotation cranks in casual training — these are advanced submissions that should only be practised with experien… / Not controlling the body — rotation cranks require the torso to be fixed; without body control, the entire body rotat… / Ignoring the risk of vertebral artery injury — forced rotation can cause stroke-inducing arterial damage; treat this ….
What are other names for the Cervical Rotation Crank?
The Cervical Rotation Crank is also known as Keitsui Kaisen Hineri, Spinal Twist, Rotational Neck Crank, Twister Family.