Rattler Ropes Deluxe Calf Roping Practice Head- BlackRattler Ropes Deluxe Calf Roping Practice Head Black Calf Roping Head Metal Rods to stick in Hay Bale Black Light Weight and easy to transport Learn the basics or tune up. This roping dummy is made of tough molded plastic with two prongs for use on a hay bale. This is the perfect dummy to take with you on the road or use at home. Looking for ropes or roping accessories to go with your roping dummy? Check here for our full selection.