How to Do the Straight Ankle Lock in BJJ
The straight ankle lock (Achilles lock) is the most fundamental leg lock in BJJ and the only one legal for white belts in IBJJF competition. It attacks the ankle joint and Achilles tendon by hyperextending the foot.
✓ Key Details to Master
- 1 Control their leg with your legs in ashi garami
- 2 Blade of your wrist against their Achilles tendon
- 3 Figure-four grip or RNC grip
- 4 Arch your back while pulling the foot
- 5 Keep their toes trapped under your armpit
✗ Common Mistakes to Avoid
- ⚠️ Grip too high on the calf
- ⚠️ Not controlling with legs properly
- ⚠️ Leaning back instead of arching
- ⚠️ Feet not positioned correctly
- ⚠️ Letting them pull their foot out
🔄 Variations
- → Standing ankle lock
- → From top position
- → Single-leg-X entry
🛡️ Counters & Defenses
- → Boot the hip and escape
- → Pull foot out early
- → Roll and counter
- → Heel slip
Track Your Straight Ankle Lock Progress
Log every time you practice the Straight Ankle Lock and watch your proficiency grow. MatTime helps you build muscle memory by tracking what you actually drill.
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Frequently Asked Questions
What belt level should I be to learn the Straight Ankle Lock? ▼
The Straight Ankle Lock is typically introduced at the white belt level. However, higher belts continue to refine this technique throughout their BJJ journey. The beginning of the BJJ journey. Focus on survival, basic positions, and fundamental movements.
Does this work in both gi and no-gi? ▼
The Straight Ankle Lock works in both gi and no-gi, though grip adjustments may be necessary. In no-gi, focus on body control and underhooks instead of gi grips.
How do I set up the Straight Ankle Lock? ▼
The Straight Ankle Lock is typically executed from open guard. Key setups include controlling your opponent's posture and creating the right angle. Practice the entry repeatedly before focusing on the finish.