Dog run kit is made out of a lightweight galvanized metal with a red vinyl coating. 75 ft. Kit allows your pet to exercise outdoors while keeping your pet safe within the confines of your property. The kit includes an adjustable rope with a 10 ft. tie-out and easy-gliding pulley. Warning: Do not use for overhead lifting. Do not exceed the working load limit. Not intended for use as a safety device, or in any application where failure may result in bodily injury or property damage. Make appropriate selections regarding sizes, types and load limits of chain and/or ropes. Use Swivel snaps to avoid twisting. Use with chain of equal or lower load limit.