Duck Under Takedown: BJJ Wrestling Guide

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Intermediate · Gi & No-Gi · Takedown

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The duck under is an elegant wrestling takedown that uses leverage and level change to get behind the opponent without a leg shot. It is particularly effective in BJJ because it leads directly to back control — one of the highest-value positions.

Contents

    Duck Under Mechanics

    The duck under works by creating an underhook on one side, then ducking your head under their arm while pivoting to emerge behind them. Speed and commitment are essential.

    Setup from Collar Tie

    The most common duck under entry uses a collar tie (back of neck grip) to control their head while creating the underhook opportunity.

    1. Establish collar tie (one hand on back of their neck)
    2. Use collar tie to create a level change reaction
    3. Drop level and underhook their arm
    4. Duck your head under their arm, pivoting around
    5. Emerge behind them in back position
    💡 Pro Tip: The duck under requires commitment. Hesitation kills the move — once you start the duck, you must complete the pivot aggressively.

    From Underhook Battle

    In an underhook battle, create a brief moment of elevation in their arm (by yanking upward), then immediately duck under before they can return to the battle position.

    Finishing to Back Control

    Once behind, transition immediately to seat belt grip: one arm over their shoulder, one arm under their other arm, hands clasping on their chest. Hook with your legs for back control.

    Common Mistakes

    Duck Under Counters

    Counter the duck under with a whizzer (overhook their underhooking arm), sprawl back, and hip into them. Alternatively, a front headlock or guillotine choke catches them as they duck.

    Related Techniques

    See also: Arm Drag System, Wrestling Ties Guide, Back Control System, Wrestling for BJJ

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    Common BJJ Problems & FAQ

    Q: How can I avoid getting my head trapped when I attempt a Duck Under Takedown: BJJ Wrestling Guide?

    To avoid head trapping, maintain a low posture by bending your knees and driving your hips down and forward, keeping your head up and to the side of your opponent's center of mass. As you duck under, your lead shoulder should aim to connect with their hip or torso, not their head, creating a wedge to control their base.

    Q: What is the correct footwork to execute a successful Duck Under Takedown: BJJ Wrestling Guide against a resisting opponent?

    Initiate the duck by stepping your lead foot forward and slightly offline, creating an angle. Immediately follow with your rear foot, driving off the ball of your foot to propel your body explosively under their arm and into their hip, ensuring your hips remain lower than theirs to generate leverage.

    Q: How do I finish the Duck Under Takedown: BJJ Wrestling Guide and get my opponent to the mat effectively?

    Once you've ducked under, secure a grip on their far hip or waist with your lead arm and drive your shoulder into their side. Simultaneously, pull their hip towards you while stepping your rear leg forward to off-balance them, then use your hips to drive them down and away from your base.

    More Questions

    How do I avoid getting my head trapped when doing a duck under?

    Keep your head up and drive it towards your opponent's chest or shoulder, not their neck. Maintaining a strong base and driving forward with your hips will help prevent them from trapping your head.

    What's the best way to finish the duck under if they sprawl?

    If they sprawl, you can transition to a single leg by driving through their leg or even a double leg if you can get your hands around their hips. The key is to keep moving and not get stuck in a static position.

    When is the duck under most effective?

    The duck under is most effective when your opponent is posturing up, reaching for a grip, or moving forward towards you. It's a great way to counter their forward momentum and get behind them.

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