These Simplex Snaps are ideal for light-duty, non-load-bearing applications. Works well with key rings, lanyards, and other applications where weight load is not a concern. Can be very useful for around the house or around the shop. The pre-assembled swivel eye eliminates tangling or twisting from whatever is attached by allowing easy movements. This 3 cm (1-1/4”) long Zinc Plated Simplex Snap has two within each package. This simple item will be handy in attaching your small light weight items to one another.