Streaming now 13 chapters, 1h 14m

Tackett Jiujitsu 50/50

Build a complete 50/50 system for backside entries, leg-lock finishes, escapes, and defense.

One-time purchase. Check out as a guest and claim access with your checkout email.

What you’ll be able to do

  1. Enter backside 50/50 and control the position through reactions

  2. Connect spin-under attacks to toehold, Aoki-lock, and saddle finishes

  3. Counter common heel-slip defenses without losing the entanglement

  4. Escape and defend 50/50 with the backstep and positional safeguards

William Tackett breaks down his competition-ready 50/50 system across thirteen focused chapters, connecting entries and finishes with reliable escape and defensive options.

William Tackett demonstrates the 50/50 leg entanglement with a partner.

Lessons

13 chapters, 1h 14m total.

  1. Introduction to 50/50

    Establish the goals, controls, and decision points that organize the 50/50 position.

    10:48
  2. 50/50 Defenses

    Organize defensive posture and reactions against common 50/50 attacks.

    5:06
  3. Jew Lock from 50/50

    Apply the figure-four leg-lock configuration from 50/50 control.

    3:40
  4. 50/50 Escape

    Clear the entanglement and recover safe position when the opponent controls 50/50.

    8:44
  5. Countering the Heel Slip from 50/50

    Maintain the attack when the opponent attempts to hide or slip the heel.

    4:42
  6. Toehold from 50/50

    Build a controlled toehold attack directly from the 50/50 entanglement.

    6:12
  7. Toehold Finish from 50/50 — Part 2

    Finish the toehold as the opponent changes angle and begins to defend.

    6:17
  8. 50/50 Escape — The Backstep

    Use the backstep to clear the knee line and exit the 50/50 exchange.

    4:59
  9. Saddle Entry from 50/50

    Transition from 50/50 into the saddle while controlling the escape route.

    4:34
  10. Backside Spin Under

    Use the spin-under movement to improve angle and expose finishing opportunities.

    4:21
  11. Backside Spin Under — Part 2

    Continue the spin-under sequence through the partner's defensive reactions.

    5:22
  12. Reverse Aoki Lock from 50/50

    Create and finish the reverse Aoki lock from controlled 50/50 positioning.

    4:52
  13. Entry to Backside 50/50

    Enter backside 50/50 while preserving control of the knee line.

    5:22
Studio portrait of William Tackett standing with his arms crossed.

Competition-tested instruction.

William Tackett is a two-time ADCC West Coast Trials champion and a jiu-jitsu black belt under Rodrigo “Brucutu” Cabral. His career includes appearances at ADCC, the Craig Jones Invitational, and UFC BJJ.

ADCC Trials titles
2
Black belt
2021
Started training
Age 8
Read William’s story

Who it’s for

For intermediate and advanced no-gi grapplers who want an organized attacking and defensive system from 50/50.

William Tackett teaches the 50/50 leg entanglement on the mat.

Admit one, all access

Tackett Jiujitsu 50/50

  • 13 chapters, 1h 14m of instruction
  • One-time purchase includes personal streaming access.
  • Progress saved chapter by chapter
  • Refund requests are handled under the published refund policy.

$77

USD, one-time

Refund policy

Access

How do I watch after buying?

After payment is confirmed, claim or sign in to the email used at checkout. The instructional then appears in My library.

Do I need an account before checkout?

No. You can check out as a guest, then claim access using the purchase email.

Is it right for my level?

For intermediate and advanced no-gi grapplers who want an organized attacking and defensive system from 50/50.

What is the refund policy?

Refund requests are handled under the published refund policy. Review the full policy before checkout.