Armbar Theory by David Camarillo - Jiu Jitsu

https://www.youtube.com/watch?v=HW1TWTlFvS0

Adapting Judo for BJJ - Claudio Calasans

https://www.youtube.com/watch?feature=player_embedded&v=cNbUnMZPBp8

Claudio Calasans, black belt in both Judo and Brazilian Jiu Jitsu, explains how he integrates his Judo into his BJJ game. He explains his philosophy in how he chooses what throws to focus on to give his students a competitive advantage, and what it takes to drill a move enough to make it automatic.

BJJ Black Belt Roy Dean Explains White Belt vs Black Belt Armbars

White to Black - Roy Dean Academy

Roy Harris BJJ Black Belt Roy Dean explains the evolution of an individual's armbar game as they progress from white belt to black. He explains the change in how one sees the position to the ability to sense opportunities beautifully.



https://www.youtube.com/watch?feature=player_embedded&v=hVITwO4-L6I

Drill: Uchi Mata Against Kneeling Opponent to Juji Gatame (Armbar)

Uchi Mata Throw to Armbar Newaza Transition Drill



Steps:
Opponent is on 1 knee from failed throw attempt and trying to stand back up 

Get Sleeve and Over-Shoulder Grip (Shoulder Grip on Near Side)

 Shallow Uchi Mata into Near Side, keep Sleeve Grip

 Transition to Armbar

How to Attack the Turtle - Kurt Osiander (BJJ for Judo)

Kurt Osiander, high level BJJ expert, shows us his favorite methods of attacking the Turtle position.



https://www.youtube.com/watch?v=XhUbvpql2b4

In order, he shows details for:

Roll over to Side Control
Clock Choke
Dump Roll Counter to Back Control & Choke

Loop/Single Wing Choke by Isao Okano

Isao Okano demonstrates a variation of Kata Ha Jime (Single Wing Choke)

 

Opponent is in Turtle, facing you

Place
Left Hand - Belt Grip (Palm Down)
Right Hand - Collar Grip (Palm Up)

Yank opponent towards you, breaking his posture

Right Hand follows collar towards opponents chest, clears head, and cinches collar across opponent's neck

Simultaneously, drive forward into opponent, and Left Hand swims toward hooking opponent's nearside leg - sprawl legs to pin opponent while choke is applied