Ratch-A-Pull Calf PullerRatch A Pull Calf Puller Dual action calf puller from Stone Manufacturing. Solid steel center shaft measures 77" long and the aluminum breech spanner is wider to accommodate large calves. Ratchet style puller provides maximum control and consistent pulling action. Heavy duty to stand up to the toughest of challenges for many calving seasons to come. Use with 30" or 60" OB chains. Stone