How to do arm triangle choke in outer repaving throw

How to do arm triangle choke in outer repaving throw. In Korean ssireum, it is a technique called deotgal. GKYS GYEONBEOP NO3. #martialarts #Korea🇰🇷 #exercise #training #gkys #kangjun #Hapkido #kangjun #Jiujitsu #BJJ #Judo #karate #boxing #MMA #kungfu #selfdefence