Leg LockEntry/positionBelt: blue+Risk: moderateIBJJFADCCNo-GiSub-Only
The entry to 50/50 guard is a transitional movement from ashi garami or supine positions to the highly symmetrical 50/50 leg entanglement. This entry is essential for competitive grapplers seeking to attack both legs or control tempo in modern leg lock exchanges. Mastery of the entry allows for seamless transitions to sweeps, back takes, or submissions.
Start
Ashi garami or supine
End
50/50
Prerequisites: Ashi garami retention · Leg pummeling · Inside foot threading · Hip switching from supine · Breaking opponent posture with grips
Steps
1
Establish Strong Ashi Garami
From supine, secure a tight ashi garami: inside leg threads deeply across opponent’s hip, foot flexed under their far thigh, outside foot hooks behind their butt or hamstring, and both hands control their near ankle with a C-grip.
2
Break Opponent’s Posture
Use your C-grip on their ankle and a stiff-armed frame at their knee to off-balance them backward, forcing their weight onto their posted hands and lightening their legs.
3
Thread Outside Leg Under Opponent’s Far Leg
Release your outside hook and thread that foot under their far hamstring, aiming to bring your shin parallel to theirs; keep your knee wide to prevent them from smashing your hips.
4
Switch Your Hips and Angle
Rotate your hips outward (toward the opponent’s far leg) by posting on your inside elbow and shifting your hips so your belt line faces their far knee, maintaining tension with your inside leg.
5
Triangle Your Legs for 50/50 Position
Bring your outside foot across and triangle it over your inside shin, locking your feet together just above their thigh; clamp your knees to trap their leg while keeping your feet active and flexed.
6
Control Opponent’s Far Leg or Hip
Use your top hand to grip their far knee or hip (C-grip or pants grip in gi), preventing them from turning out or extracting their knee line.
7
Settle and Adjust for True 50/50
Scoot your hips under their knee line, ensuring both your knees point up and your hips are aligned with theirs; keep your feet hidden and knees pinched to prevent counter-attacks.
Key details most people miss
The outside leg must thread deep and parallel to the opponent’s far leg—shallow threading allows them to easily extract their knee.
Hip rotation is crucial: failing to turn your hips outward leaves your knee line vulnerable and prevents effective triangling.
Actively flex your feet and pinch your knees during the triangle to prevent the opponent from countering with their own leg entanglements.
Control of the far hip or knee is essential to stop opponent’s rotation and maintain the 50/50 configuration.
Common mistakes
If you triangle your legs before rotating your hips, your knee line remains exposed and the opponent can easily slip their leg free.
Failing to break the opponent’s posture first allows them to drive weight into your guard and kill your entry angle.
Letting your outside knee collapse inward makes it easy for the opponent to smash your hips and pass.
Neglecting to control the far hip/knee allows the opponent to spin out or initiate their own leg attacks.
Counters & responses
They try: Opponent circles their free leg over to knee-cut pass
You do: Immediately frame at their knee with your outside hand and re-pummel your outside leg back into the entanglement, keeping your knee wide.
They try: Opponent backsteps out of ashi before you triangle
You do: Follow their hip movement with a hip switch, using your inside leg to hook their far thigh and re-engage the entry.
They try: Opponent sits back and triangles their own legs to counter-attack
You do: Keep your feet flexed and hidden, and use your top hand to control their far knee or belt, preventing them from locking their own triangle.
They try: Opponent posts on your chest to keep distance
You do: Use a two-on-one grip on their posting arm to pull them forward, breaking their posture and re-initiating your hip switch.
Drill prescription
6 rounds × 2 min each; partner gives 50% resistance, starting in ashi garami; goal: achieve 50/50 entry and secure the triangle with both knees up at least 4 times per round.
How the masters teach it
John Danaher
Emphasizes hip rotation and knee line retention during the transition, with a focus on immediate leg attack threat.
BJJ Fanatics
Gordon Ryan
Prioritizes posture breaking and far hip control to prevent opponent’s counter entanglements.