Attack gi strangles with more precision and success than ever with Professor John Danaher’s insights and systems into Brazilian Jiu-Jitsu’s most effective chokes.

  • Break down the turtle position with systematic techniques to sink in hooks and take the back, including the SINGLE MOST IMPORTANT key to turtle attacks – and use Professor John Danaher’s 3×3 approach to gi strangles to maximize your focus on sliding collar strangles, cross collar strangles, and Ezekiel strangles.

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