Ideal's high quality OB accessories are a comfortable fit for any delivery. Our OB handle is 1/2 in. in diameter and has a polycoated grip. The larger diameter and comfortable grip make those difficult births easier on your hands. Our durable, high strength OB chains come in 30 in., 45 in. and 60 in. lengths. Both the chains and handles are zinc-plated with an added rust inhibitor.