These Security Snaps are designed to make both permanent and temporary connections. These snaps are one of the most versatile and useful chain and rope accessories that there are. Easily connect and disconnect a wide variety of recreational and household items. Made from zinc, this 2-3/4” x 1/4” (70 mm x 7 mm) Security Snap can handle a safe work limit of up to 360 lbs (163.3 kg). Use this Security Snap to secure all your necessary items to one another.