Lloyd Irvin, the Jiu-Jitsu professor responsible for the success of such revelations as DJ Jackson and Keenan Cornelius, released a video on how he irons out attack precision at his Jiu-Jitsu academies.
Watch the lesson and sharpen up your back attacks and clock choke.
The post Sharpen up your subs with the Lloyd Irvin system first appeared on Graciemag.