From Clinch

Species

クリンチから(Kurinchi kara)

Transliteration

Translation: from clinch

Overview

The Z-lock from clinch is applied during a standing clinch by trapping the opponent's wrist and bending it into a Z-shaped configuration where the forearm, wrist, and hand form angular zigzag segments. ^[1],[2] The Z-shape is created by applying both flexion and radial or ulnar deviation simultaneously, stressing the wrist ligaments from multiple angles at once. ^[1] The clinch provides the body-to-body contact needed to trap the arm and apply the compound wrist manipulation before the opponent can retract. ^[1],[2]

Also known as

Clinch Z-Lock^[1]Standing Z Wrist Lock^[2]

Used in

BJJ Judo Submission Grappling MMA Sambo

History & Origin

The Z-lock is found in traditional jujutsu and chin na systems that emphasize compound wrist manipulations attacking multiple planes of motion simultaneously. ^[1],[2] The name refers to the zigzag shape of the wrist when the lock is properly applied. ^[1] In modern grappling, the Z-lock from clinch is a specialized technique used by practitioners with training in traditional wrist manipulation arts who integrate these methods into their standing game. ^[1],[2]

Effectiveness

Clinch submissions exploit the close-range tie-up to attack with standing guillotines, arm-in chokes, and neck cranks. ^[1]

Lineage

Clinch submissions derive from judo standing submissions and catch wrestling. ^[1]

Competition Record

Standing guillotine chokes from the clinch are among the most common submissions in MMA 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

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Ratings

Danger Rating

Risk of injury to the person this technique is applied to

High5/10

Wrist lock variant targeting carpal and radioulnar joints through forced deviation or torsion

Difficulty

Skill level needed to execute this technique reliably

Advanced

Competition Legality

Whether this technique is allowed under major competition rule sets

Illegal

— kansetsu-waza

IJF Sport and Organisation Rules 2025, Article 27PDF

Legal

— 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 RulesPDF

Training Notes

✓Pain compliance from the clinch uses collar ties, overhooks, and body position to create pressure on nerve clusters and sensitive areas while standing (Couture, Wrestling for Fighting, 2007)

✓The collar tie with downward pressure creates pain through the cervical spine — the opponent's neck bears the weight of the attacker's arm and body

✓Clinch-based pain compliance includes forearm across the trachea, chin strap pressure, and knuckle pressure to the jaw — all used to manipulate head position

✓Standing pain compliance sets up takedowns: the opponent's reaction to pain creates movement that the attacker exploits for throws and trips

✓The underhook with shoulder pressure drives the point of the shoulder into the opponent's neck or jaw — creating discomfort that opens underhook advantages

✓Clinch pressure techniques are particularly effective in MMA where they accumulate damage over time — making the opponent want to disengage

✓Pain compliance from clinch requires good base — if you lean into the pain technique without proper stance, the opponent can off-balance you

Common Mistakes

!Using pain compliance from clinch without a takedown or transition plan — the pain should create openings for the next technique

!Leaning your weight into the opponent without maintaining base — you become vulnerable to counter-throws and trips

!Applying trachea pressure in training — throat strikes and pressure are dangerous and should only be simulated lightly in practice

!Using clinch pain compliance as stalling — referees may break the clinch if no technique follows the control

!Focusing on pain instead of position — the pain compliance should enhance the clinch position, not distract from maintaining proper tie-ups

!Not having a follow-up — every pain compliance action should lead to a takedown, submission, or positional improvement

!Applying the same pressure repeatedly — the opponent adapts; vary the pain stimulus to maintain its effectiveness

Related Techniques

Tap (Submission Signal) — the safety mechanism indicating the technique is effective

Counter Techniques

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

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 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 (外来語) — 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

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

How does the From Clinch work?

Where does the From Clinch come from?

The Z-lock is found in traditional jujutsu and chin na systems that emphasize compound wrist manipulations attacking multiple planes of motion simultaneously. The name refers to the zigzag shape of the wrist when the lock is properly applied.

Is the From Clinch 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 From Clinch?

Danger rating 5/10. Wrist lock variant targeting carpal and radioulnar joints through forced deviation or torsion

How do I set up the From Clinch?

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

How do I defend against the From Clinch?

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 From Clinch?

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 From Clinch in competition?

Standing guillotine chokes from the clinch are among the most common submissions in MMA competition.

What are common mistakes when doing the From Clinch?

Top errors to watch for: Using pain compliance from clinch without a takedown or transition plan — the pain should create openings for the nex… / Leaning your weight into the opponent without maintaining base — you become vulnerable to counter-throws and trips / Applying trachea pressure in training — throat strikes and pressure are dangerous and should only be simulated lightl… / Using clinch pain compliance as stalling — referees may break the clinch if no technique follows the control.

What are other names for the From Clinch?

The From Clinch is also known as Kurinchi kara, Clinch Z-Lock, Standing Z Wrist Lock.

from clinch kurinchi kara submission joint lock wrist lock flexion z lock clinch z lock standing z wrist lock