The HS ClicLock for Prong Collars enhances your trusted ULTRA-PLUS Training Collar by simplifying its use. Ideal for individuals with reduced grip strength or arthritis, it allows you to easily put on and remove your dog's prong collar. Available in multiple sizes to match your prong collar, it is made from black stainless steel. This ClicLock is designed to replace your current centerplate, but be sure to save your centerplate in case you ever need it again as we do not sell them separately.