Professor Marcos "Yemaso" Torregrosa and Professor Shawn Cox show you how anyone can apply a shoulder crunch to an opponent when they grab you by the neck. Summer Promotion Just a reminder that for the month of July, we are running a once in a lifetime deal. We have discounts for membership up to ππ% π¨ππ!β£ … [Read more...] about How to Apply a Shoulder Crunch Lock