We are manufacturers of ceiling mounted hangers. Our standard size is 6 feet 6 rows. The rods are in stainless steel and the support bracket is in powder coated mild steel. Wheels are in Teflon material and the support clamps are in metal. The end bush for tubes will be in nylon. Rope is high strength nylon rope.The hanger holding bracket is in powder coated steel and will be provided with steel stopper and plastic handle. Installation charges will be extra. Call us for your requirement.