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Clock Choke: BJJ Turtle Attack Guide
The clock choke turns a stalling opponent in turtle into a fast finish. Here is the grip, the walk, and how to shut it down before it locks.
What the Clock Choke Is
The clock choke is a gi collar choke applied against an opponent in turtle position, using their own collar and your body movement around them — like the hands of a clock — to finish rather than a static squeeze. It is one of the most reliable ways to make a turtled opponent pay for stalling instead of working to escape.
The Setup
- From behind or beside a turtled opponent, reach across and grip their far collar deep, palm down.
- Post your other hand on the mat or their body for base and control.
- Begin walking your body around their turtle in the direction the collar grip pulls — this rotation is what tightens the choke, not arm strength.
- Keep your hips low and your weight connected to their back as you walk, so they cannot simply spin away from the pressure.
Why Direction Matters More Than Strength
A common mistake is trying to muscle the choke tight with the gripping arm alone. The clock choke actually finishes through your body's rotation around your opponent, using your own movement and weight to draw the collar tighter — a strong walk with a moderate grip beats a strong grip with no walk almost every time.
Common Mistakes
- Standing still and pulling with the arm instead of walking your body around the position.
- Losing base during the walk, letting a turtled opponent bump you off balance.
- Gripping shallow instead of deep in the collar, losing tension the instant they move.
Defending the Clock Choke
Turn to face whichever direction your opponent is walking rather than staying still — following their rotation denies them the angle the choke needs. Clearing the initial collar grip before it sets, by turning your chin into the gripping arm, is the other reliable early defense.
Where It Fits
The clock choke is one of several finishes available once an opponent commits to turtle, alongside the baseball bat choke. Our turtle position guide covers the full picture of attacking and defending the position this choke comes from.
Tagged with:#clock choke#turtle position#gi#submissions
Frequently Asked Questions
What is the clock choke in BJJ?
A gi collar choke applied against an opponent in turtle position, where you walk your body around them like the hands of a clock to tighten the collar grip through rotation rather than arm strength alone.
Does the clock choke work in no-gi?
Not directly — it depends on a deep collar grip, which requires a gi. No-gi turtle attacks like the baseball bat choke or converting to back control are the equivalent options without a jacket.
Why does my clock choke keep failing?
Most likely you are trying to finish with arm strength alone instead of walking your body around the position. The rotation is what actually tightens the collar, not the grip.
How do you defend the clock choke?
Turn to face whichever direction your opponent is walking, denying them the rotating angle the choke depends on, and clear the collar grip early by turning your chin into the gripping arm before it sets.
About the Author
Mohsin AyubBJJ practitioner, 6 years — Gracie Barra
Founder & Editor, BJJ Sportswear
Mohsin has trained Brazilian Jiu-Jitsu for six years at Gracie Barra and has competed at IBJJF-affiliated tournaments. He writes about competition, gear, and athlete careers, and founded BJJ Sportswear to help grapplers find equipment and information they can trust.
- Six years training Brazilian Jiu-Jitsu at Gracie Barra
- Competed at IBJJF-affiliated tournaments
- Writes on BJJ competition, gear testing, and athlete careers
This article was last reviewed and updated on 2026-08-18.