CRL 18" Brushed Nickel (BM Series) Single-Sided Towel Bar without Metal Washers Heavy 3/4&quot; (19 mm) Diameter Tubular Construction (1.5 mil Thick) Low Profile End Caps are Ideal for Bypass Sliding Doors No Metal Washers Creates a Sleek, Continuous Profile Several Sizes in Our Most Popular Finishes Use Monolithic Tempered Glass