Superior Quality Choke Chains by Hamilton Are Perfect For Obedience Training. Super Strong Welded Steel Links, Chrome Plated To Guarantee Against Tarnish, Rust Or Corrosion. The size of these colars includes from end of ring to the other end of ring. To order the correct size, measure around your dog's neck and add 2 1/2" to 3". Size: Heavy Chain Links ,18 In Long. Search_Phrases: Pet Collar,Pet Lead,Lead,Pet Harness,Choke Chain Dog Collar,Collar And Leashes,Dog Products,Hamilton Pet Company,Hamilton Heavy Steel Choke Chain Dog Collar 18 In