(GUIDE V1.2) WE RECOMMEND WATCHING THIS VIDEO BEFORE AND DURING YOUR RIBCAGE MOD KIT INSTALLATION ON YOUR YI 4K or 4K+ ACTION CAMERA. FOR PREVIOUS VERSIONS OF THE INSTALL VIDEO CLICK THE BUTTONS BELOW. IF YOU HAVE ANY DIFFICULTY OR IF YOU HAVE ANY QUESTIONS PLEASE CONTACT SUPPORT. BE SURE TO HAVE YOUR UNIQUE SUPPORT CODE FOR THE FASTEST POSSIBLE SERVICE. THE CODE IS LOCATED ON THE ORANGE CARD INSIDE YOUR MOD KIT.