Dophee 100Pcs Alloy 25mm Split Key Rings with 4 Link Chain Blank Keychain Key Fob Useful These silver key rings are the perfect for creating your own key rings or key fobs. They come fitted with a 2.5cm (1") split ring and 4 link chains The jump ring at the end of the chain can be pulled apart with pliers to securely attach to your key fob Ripple effect 2.5cm split ring 4 link chain with jump ring at either end