The Herm. Sprenger Three Tier Chain Display contains 64 pieces and includes 2 each of fine, medium, heavy and X-heavy chain collars, fur saver link collars, prong training collars in 2 styles and extra links. For professional training or everyday use, the quality of Herm. Springer specialty chain products is unsurpassed. "Coastal reserves the right to ship kits incomplete with no substitutions."