Really Rude Wrist Locks for Submission Grappling
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Gooseneck from Guard·Knight Jiu-Jitsu
Wrist locks are With some help from my good friends Shelby Young of Balance Point BJJ in Milford, NH and Aaron Jannetti …
Gooseneck from Guard
Speciesガードからグースネック(Gādo kara Gūsu Nekku)
TransliterationTranslation: gooseneck from guard
Overview
The gooseneck wrist lock from guard is applied by the bottom player who traps the opponent's hand and bends the wrist into flexion while simultaneously curling the fingers, creating the distinctive curved shape that gives the technique its name. [1],[2] From guard, the attacker uses leg control to maintain proximity while gripping the back of the opponent's hand and folding it over, compressing the wrist joint and finger joints simultaneously. [1] The compound stress on multiple small joints makes the gooseneck particularly painful and effective even against larger opponents. [1],[2]
History & Origin
The gooseneck lock derives from traditional jujutsu and aikido wrist manipulation techniques, particularly the kote-gaeshi family, and also appears in Chinese chin na as a core finger-and-wrist control method. [1],[2] Its application from guard represents a modern BJJ adaptation of standing traditional techniques to ground fighting positions. [1] The guard-based gooseneck became a supplementary weapon for guard players seeking joint locks beyond the standard armbar and kimura. [1],[2]
Effectiveness
The gooseneck from guard applies wrist lock pressure from the bottom guard position, catching opponents who post their hands. [1]
Lineage
Guard wrist locks were developed in BJJ as opportunistic submissions against opponents who post their hands to posture up. [1]
Competition Record
Guard wrist locks are used as surprise submissions at brown/black belt IBJJF competition. [1]
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Biomechanical Mechanism
Primary Action — Forced flexion, extension, or rotation of the wrist beyond its normal range of motion
Joints Involved — Radiocarpal joint (wrist), intercarpal joints, distal radioulnar joint
Force Vector — Two-point control — one hand stabilises the forearm while the other drives the wrist into flexion, extension, or deviation
Vulnerability — Small joint with limited muscular protection makes it susceptible to sudden, low-force submissions
Position & Entry
From any grip exchange — During grip fighting, isolate the opponent's wrist with two-on-one control and apply sudden flexion or rotation
From guard (gi) — When opponent posts a hand on the mat or chest, trap the wrist and apply downward pressure for the wrist lock
From mount or side control — Opponent posts to escape, trap the wrist against the mat and apply the lock
Variants
Standard wrist lock (kote gaeshi) — two-handed rotational lock on the wrist
Gooseneck wrist lock — flexion lock bending the wrist down toward the forearm
Standing wrist lock — applied during grip fighting or a standing exchange
Ground wrist lock — catching the opponent's posted hand from mount, side control, or guard
Videos
Gooseneck Lock Master Class - Must See for Security and Bouncers!
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Gooseneck from Guard·Hammerhead Martial Arts
The gooseneck lock is an extremely important joint lock for all security, bouncers and cops to know. But it's also a tri…
Arm Triangle Deep Dive, Part 5: Inverted Gooseneck Wrist Lock
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Gooseneck from Guard·Cheat Code Jiu Jitsu
Follow Cheat Code Jiu Jitsu on social media: https://www.facebook.com/Cheat-Code-Jiu-Jitsu-2479604595490997 https://www.…
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3 videosWhat Instructors Say
The gooseneck wrist lock is a flexion-based wrist submission characterized by hyperflexion of the opponent's wrist joint, applied with two essential points of control: pressure on the back of the hand and control of the elbow to prevent escape. Cheat Code Jiu Jitsu emphasizes the technique's simplicity and danger, noting that pain escalates rapidly from zero to sixty, requiring careful application to avoid injury. Within the arm triangle setup from guard, the inverted gooseneck variant emerges when the opponent's arm dangles while defending; the attacker weaves the hand to catch the opponent's palm between pinky and wrist, then pulls it down with the knuckles against the mat, applying downward elbow pressure to hyperlex the wrist—a position notably different from the standard gooseneck where pressure applies to the hand itself. Knight Jiu-Jitsu discusses wrist lock mechanics in various contexts, including from standing collar-tie positions and mount position defenses, emphasizing grip placement between knuckles and blade of the hand rather than fingers or wrist top for maximum leverage. Hammerhead Martial Arts presents the gooseneck as a self-defense and professional security tool, detailing hand chops, finger-splitting (two-and-two preferred over thumb-and-three), and thumb placement in the wrist crease as a fulcrum; the technique requires dynamic movement and body weight application rather than static holding. All three instructors agree on the submission's effectiveness and the wrist's vulnerability, though they emphasize different entry contexts: Cheat Code from arm-triangle setups, Knight from multiple positions including omoplata and standing, and Hammerhead from combative striking scenarios.
Synthesized from 3 instructors
- Cheat Code Jiu Jitsu — Arm Triangle Deep Dive, Part 5: Inverted Gooseneck Wrist Lock: Detailed mechanics of the inverted gooseneck variant from arm triangle position, emphasizing dual control points (hand and elbow), the weaving hand entry, mat immobilization, and chest-to-back pressure application; stressed safety and rapid pain escalation.
- Knight Jiu-Jitsu — Really Rude Wrist Locks for Submission Grappling: Covered wrist lock mechanics from standing (shallow wakikatami, kotagai-shi style), mount position answers-to-phone defense, and omoplata transitions; emphasized grip placement on knuckle area rather than fingers or wrist top for leverage, and use of body (chest, neck, shoulder) as platform.
- Hammerhead Martial Arts — Gooseneck Lock Master Class - Must See for Security and Bouncers!: Presented gooseneck as professional control technique from combative entries (punches, threatening posture), detailed finger-splitting (two-and-two superior), thumb placement as fulcrum in wrist crease, dynamic body movement, and alternative escalations (corkscrew lock, arm bar); emphasized continuous movement rather than static application.
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Ratings
Risk of injury to the person this technique is applied to
5
High5/10
Wrist lock variant targeting carpal and radioulnar joints through forced deviation or torsion
Skill level needed to execute this technique reliably
Advanced
Whether this technique is allowed under major competition rule sets
Illegal
— kansetsu-waza
IJF Sport and Organisation Rules 2025, Article 27PDFLegal
— IBJJF — Legal at all belt levels
IBJJF Rules Book v6.0, June 2024PDF— ADCC — Legal — all submissions legal in ADCC
ADCC Rules Update, April 2025PDF— Unified MMA — Legal submission technique
Unified Rules of MMA, August 2025PDF— FIAS Sport Sambo — Legal
FIAS International Sambo Competition RulesPDF— FIAS Combat Sambo — Legal
FIAS Combat Sambo RulesPDFTraining Notes
✓The gooseneck from guard attacks the opponent's posting hand — when the top player pushes on the chest or posts on the ground, the bottom player captures the hand for the gooseneck extension (Danaher, New Wave Jiu Jitsu, 2020)
✓Entry: from closed guard, when the opponent places a hand on your chest to posture up, capture the hand with both hands (one on the back, one cupping the fingers)
✓The guard position provides anchoring: the legs maintain control of the opponent's posture while the hands apply the wrist lock — the opponent cannot posture away
✓The gooseneck from guard often catches opponents by surprise: they focus on guard passing while their posted hand is attacked
✓Transition: if the gooseneck doesn't finish, the hand control creates openings for armbars, triangles, and sweeps — the wrist lock is both an end and a means
✓The closed guard gooseneck works particularly well in gi: the opponent's sleeve can be controlled to prevent hand retraction
✓Timing: the gooseneck must be applied when the opponent commits weight through the posted hand — they cannot retract the hand quickly if their weight is on it
Common Mistakes
!Attempting without weight on the hand — the opponent must be pushing through the hand; if no weight is committed, they simply pull the hand away
!Opening the guard to apply the lock — maintain closed guard while applying; opening the guard sacrifices control
!Not capturing the hand fully — both hands must control the opponent's hand; a partial grip allows escape
!Releasing when the opponent starts to escape — maintain the grip even if the wrist lock fails; the hand control creates sweep opportunities
!Focusing only on the wrist lock — the gooseneck from guard should integrate with your full guard game, not exist in isolation
!Applying against a fisted hand — wait for the opponent to open their hand (which they must do to push or post) before capturing
!Not controlling the opponent's posture with the legs — if they posture up fully, the wrist lock angle changes and weakens
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
Japanese martial arts/BJJ community
1OtherJapanese Martial Arts Community Terminology
Japanese martial arts/BJJ community
2OtherJapanese Combat Sports Katakana Convention
Standard katakana transliteration of Western martial arts terminology (外来語) — used in Japanese MMA, boxing, and BJJ communities
3CitationJapanese martial arts/BJJ community
Japanese terminology sourced from Japanese martial arts/BJJ community
Community
Athletics
Requires
fine motor control, grip sensitivity, quick hand transitions
Favours
dexterous hands with strong fingers
Key muscles
forearm flexors and extensors, intrinsic hand muscles
Frequently Asked Questions
Why should I switch hands when applying a gooseneck lock from guard?
You should switch hands because your opponent can reach across and peel your fingers back if you don't. Hammerhead Martial Arts emphasizes that switching hands prevents your opponent from breaking your grip by peeling your fingers.
What should I do after locking in the gooseneck to prevent getting hit?
You must move your opponent, not stand still. Hammerhead Martial Arts stresses that if you stay stationary with the lock, your opponent can still slam you in the face even while in pain—you need to push your chest forward and walk them where you want them to go.
Do I need to use strikes to set up a gooseneck lock?
Yes, you need some sort of distraction to put on a joint lock. Hammerhead Martial Arts notes that you can use various methods like an uppercut, a knee strike to the thigh, or other distractions to set up the technique effectively.
What do I do if my opponent resists bending their wrist in a gooseneck lock?
If your opponent is stiff and strong and resists the wrist bend, Hammerhead Martial Arts indicates this is a common defensive response, especially from people who have experienced the lock before, but the transcript does not provide a specific counter-technique for this scenario.
How does the Gooseneck from Guard work?
The gooseneck wrist lock from guard is applied by the bottom player who traps the opponent's hand and bends the wrist into flexion while simultaneously curling the fingers, creating the distinctive curved shape that gives the technique its name. From guard, the attacker uses leg control to maintain proximity while gripping the back of the opponent's hand and folding it over, compressing the wrist joint and finger joints simultaneously.
Where does the Gooseneck from Guard come from?
The gooseneck lock derives from traditional jujutsu and aikido wrist manipulation techniques, particularly the kote-gaeshi family, and also appears in Chinese chin na as a core finger-and-wrist control method. Its application from guard represents a modern BJJ adaptation of standing traditional techniques to ground fighting positions.
Is the Gooseneck from Guard legal in competition?
IBJJF: legal — Legal at all belt levels; IJF: banned — Only elbow joint locks (kansetsu-waza) permitted in judo — all other joint lo…; ADCC: legal — Legal — all submissions legal in ADCC; Unified MMA: legal — Legal submission technique; FIAS Sport Sambo: legal — Legal; FIAS Combat Sambo: legal — Legal
How dangerous is the Gooseneck from Guard?
Danger rating 5/10. Wrist lock variant targeting carpal and radioulnar joints through forced deviation or torsion
How do I set up the Gooseneck from Guard?
The standard setup chain: Establish Position → Create the Threat → Secure the Hold → Finish.
How do I defend against the Gooseneck from Guard?
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 Gooseneck from Guard?
Common variants: Standard wrist lock (kote gaeshi) (two-handed rotational lock on the wrist); Gooseneck wrist lock (flexion lock bending the wrist down toward the forearm); Standing wrist lock (applied during grip fighting or a standing exchange); Ground wrist lock (catching the opponent's posted hand from mount, side cont…).
How effective is the Gooseneck from Guard in competition?
Guard wrist locks are used as surprise submissions at brown/black belt IBJJF competition.
What are common mistakes when doing the Gooseneck from Guard?
Top errors to watch for: Attempting without weight on the hand — the opponent must be pushing through the hand; if no weight is committed, the… / Opening the guard to apply the lock — maintain closed guard while applying; opening the guard sacrifices control / Not capturing the hand fully — both hands must control the opponent's hand; a partial grip allows escape / Releasing when the opponent starts to escape — maintain the grip even if the wrist lock fails; the hand control creat….
What are other names for the Gooseneck from Guard?
The Gooseneck from Guard is also known as Gādo kara Gūsu Nekku, Guard Gooseneck, Guard Swan Neck Lock.