The PoliceHobble from Hob-It was designed by a police officer to easily and effectively hobble a person in the maximum restraint position. It uses 11mm static rope, a locking 27 kN rated carabiner, and a one-inch steel ring. The design makes use of the hobble fast and simple when dealing with a combative subject. The PoliceHobble is extremely durable and comes with a three-year free repair/replacement guarantee. Any bulk orders purchased by a police or corrections agency come with a lifetime guarantee.