At either end of the grab bar is a flange that is 3 inches in diameter

the towel bar extends from the wall by 2-3/4 inches

The flange measures 3 inches in diameter and is 1/8 of an inch thick

30" Grab Bars | ASI 3801 Series (1-1/2" Diameter)

Smooth Surfaces

Earthsense Linear-Low-Density Recycled Tall Kitchen Bags, 13 Gal, 0.85 Mil, 24" X 33", White, 150/Box - WBIRNW1K150V surpass At either end of theExtra heavy, linear, low density plastic. Resists punctures. Contains recycled content. Take care of business with these extra heavy, linear low density plastic liners. So tough, they're nearly puncture proof. Contains recycled content. Application: Can Liner; Capacity Range (Volume) [Max]: 13 gal; Thickness: 0. 85 mil; Grade: Extra Heavy Duty.