KiwiCrook - 53" Leg and Neck Sheep Crook with Fiberglass Shaft A leg and neck crook designed for catching sheep or goats. Self-locking lever on the leg portion ensures an animal's leg remains caught until released. 53" long, coated fiberglass shaft with strong molded plastic heads. Neck opening is 3.25" and leg opening is 1.25". Triangle point at end of leg shaft allows crook to be used as walking stick over rough ground.