(2) pieces Tub enclosure ceiling brace. Made of brass with a chrome-plated finish this 38 inch ceiling brace is adjustable and may be cut for an exact fit. Add strength and support to 2 or multiple-sided shower enclosures. Comes in a beautiful chrome finish. Includes easy-to-cut 38 inch hollow rod x 1 1/8 outer dia., matching ceiling flange 2 in. dia. x 1/2 in. deep. The bottom shower rod clamp opening is 7/8 in. dia.