Comes with three arms: Easy to adds up to 4 more, Made of heavy steel tube with heavy angle iron brackets. *Coated with a durable silver vein powder coat. *Easy to mount on any wall. *Knock down design to save your on shipping costs. *Easy to assemble instructions, once put together they become as one: Strong and durable to handle your heaviest blankets. *Yes you can put more than one blanket per bar. *Each measures: 36″W X 33″ deep