Perfect for sliding doors Low Profile End Caps are Ideal for Bypass Sliding Doors Several Sizes in Our Most Popular Finishes Heavy 3/4″ (19 mm) Diameter Tubular Construction (1.5 mil Thick) No Metal Washers Creates a Sleek, Continuous Profile The CRL BM Series of Single-Sided Towel Bars Without Metal Washers are designed for glass mounting on fixed panels or doors. The 1/8″ low profile end caps make this an ideal bar for sliding bypass doors as well. The bars are constructed of 1.5 mil thick heavy brass tubing. Plastic washers protect against glass-to-metal contact.