Guard Theory

Leg Locks Advanced · No-gi first

The saddle traps the knee inside

The saddle, also known as the honey hole, inside sankaku or 411, locks your legs in a triangle around one thigh from inside their legs, so the knee is trapped behind your thighs and the hip above it cannot turn freely.

Position and problem

You have one of their legs between yours, but every time you reach for the foot they turn their knee out, pull the leg back and start standing over you. Most entanglements leave the attacked person something to work with: a hip that can turn, a free leg that can step or push, a knee that can slide back out past your thighs. The saddle takes away more of that than the others do. It is a figure four or triangle of your legs locked around one thigh, entered from between their legs, with the knee trapped deep behind your thighs.

Objective

Lock your legs around one thigh from the inside, with their knee trapped behind your thighs and your top leg across their hip, before your hands go near the foot.

Core concept

Each part of the saddle closes an escape. Your bottom leg runs between their legs and under the attacked thigh. Your top leg crosses over the thigh and lies across their hip toward the far side of the belt line, and the two legs lock together in a triangle or a figure four around the thigh. With the thigh squeezed between your knees and the knee drawn deep behind your thighs, the leg cannot be withdrawn; with your top leg across the hip, the hip cannot turn freely to relieve it; and with their far leg on the other side of your crossing leg, it has a longer way to reach before it can push your legs apart. That combination is why the position is known mainly as the home of the inside heel hook, and why a toe hold or a kneebar can often be reached from it too. It also explains the rules around it. The crossing leg, calf across the body above the knee and foot past the midline, is close to the shape the IBJJF rule book (version 6.1, June 2024) defines as knee reaping, and that rule book allows reaping, like the heel hook, only in the adult brown and black belt no-gi division.

Key mechanics

  1. Get the knee deep behind your thighs before you lock anything. A triangle closed around the lower thigh, with their knee still level with yours, holds a leg that can still bend and slide out.
  2. Squeeze the knees together and keep your hips tight under their seat. The squeeze holds the thigh and the hip contact takes away the room the knee needs to turn.
  3. Lay the crossing leg over their hip, not just over the thigh. Across the hip it stops the turn; left on the thigh, it is a leg they can lift and step out from under.
  4. Keep your locked feet away from their hands. A foot left exposed at the lock of the triangle is often the first thing the defender grabs, to peel the lock open or to attack in return.
  5. Watch the free leg and stop it reaching your legs. A hand on the far knee or ankle, or a shoulder turned to face it, buys time for the attack.
  6. Come up onto your hip with your chest turned to the trapped leg. Lying back loosens the squeeze, and the knee starts drifting out.
  7. Treat the finishes as the last step and take them slowly, once the knee and hip are held.

Common errors

  • Closing the triangle before their knee is behind your thighs, which leaves a leg that bends, turns and comes back out.
  • Resting the crossing leg on their thigh instead of across the hip, so they lift it and turn the knee free.
  • Ignoring the free leg, which then kicks your triangle apart or steps over to start the escape.
  • Lying flat with loose knees, which lets their knee slide back through the line of your thighs.
  • Reaching for the heel before the knee and hip are held, which spends the grip on a leg that is still mobile.

Safety

The saddle holds the attacked knee where rotation reaches it directly, and an inside heel hook from there can tear ligaments before the partner feels anything they would call pain. If you are the one in the saddle, tap once your knee is locked behind their thighs and a hand has found your heel, without waiting to feel it. Never try to spin or roll out of a locked saddle while the heel is exposed, because the roll turns your thigh while they hold the heel, and the twist lands on your own knee; clear the knee line with your hands and hips first. Getting into the saddle has its own risk: swinging the crossing leg across the knee of a partner who is standing on that foot pushes the knee toward their other leg while the foot cannot move, loading the ligament on the inside of the knee, so enter slowly or from a seated partner. The attacker keeps rotation off entirely unless heel hooks were agreed for that round, and in ordinary drilling a locked saddle with the knee held is where the repetition ends.

Training progression

  1. Static: partner sits facing you with both legs loose. Enter from between their legs, lock the triangle, and check three things aloud: knee behind your thighs, crossing leg on the hip, free leg accounted for.
  2. Cooperative: partner slowly tries to pull the knee back out and turn the hip. Keep the knee inside by moving your hips, not by gripping.
  3. Free-leg drill: partner uses only the free leg to push your triangle apart. You defend the lock with hand position and angle rather than strength.
  4. Constrained: start in the saddle with no submissions and time each hold; the clock stops when the knee comes back out past your thighs.
  5. Positional sparring from single-leg X or another open guard, where the aim is to reach the saddle and hold it, again with no finishes.
  6. Live rounds under the leg-lock rules agreed for the room: after each round, your partner names the moment their far leg got free, and you name what your hands were doing then.

Written material cannot correct your positioning, feel your pressure or stop a submission in time. Everything here is intended to make training with a qualified coach more useful, never to replace it.

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