Agri-Pro OB Chain : 60 inch Product Type_Weighing & Measurement it excludes misses such as

it excludes misses such as hitting trees

non-flammable

ground grain or other carrier having a particle size similar to organic iodine

21 day slaughter withdrawl

Veterinarians and farmers  use them for milking

Agri-Pro OB Chain : 60 inch Product Type_Weighing & Measurement it excludes misses such asThe Agri Pro Ob Chain is a high quality, heavy nickel plated obstetrical chain. Convenient to use and easy to keep clean and sanitary. Chain gives a good grip on the calf, but will not cause injury when being used to assist a cow having difficulty calving. Chains are more sanitary than ordinary rope. Can be used with O. B. handle. Available in 30 inch or 60 inch lengths. 60 inch sold separately , see Related products.