Chain Couple of length 24 cm x 2 made of heavy metal. Perfect to fix 2 dogs on one leash or to join the collar and the harness of a dog. The metal is very solid and its chromed design makes it perfect for all kinds of dog's races. ANCOL Check Chains are excellent quality chains that can be used as training tools to prevent pulling and to teach a dog to walk to heel. All ANCOL Check Chains are excellent quality to ensure reliability and sturdiness, with chrome plated mild steel and welded links. Easy to combine with our Ancol collars and leashes of the same design.