The Reese Towpower Safety Chain Clip Quick Links (Two-Pack) are specially designed to be used with towing safety chains. They can also be used as a tie down. The added security is evident when the nut is screwed onto the threaded side preventing disconnection. Each Reese quick link is simple to operate; just screw right to tighten and left to loosen. The links feature a tough metal construction that is made to last for a long time. The chain quick links will make an ideal solution for your connection needs.