snippet: <br/> These <b>CRL Single-Sided Towel Bars</b> are designed for use on frameless glass doors or fixed panels. Bars are made from 3/4" (19 mm) diameter brass tubing, and come with matching finish metal washers. The narrow inside knob protrudes only 1/4" (6 mm) from the glass surface.<br/><b>SPECIFICATIONS:</b><br/><b>Material:</b> 3/4" (19 mm) Diameter Brass Tubing (1.5 mil thick); 1-1/4" (32 mm) Diameter Metal Washers<br/><b>Glass Thickness Range:</b> 1/4" to 1/2" (6 to 12 mm)<br/><b>Hole Diameter Required:</b> 1/2" (12 mm) <br/><b>Center-to-Center Hole Spacing:</b><br/> 12" Towel Bar = 12" (305 mm)<br/> 18" Towel Bar = 18" (457 mm)<br/> 24" Towel Bar = 24" (610 mm)<br/><b>AVAILABLE SIZES:</b><br/> Cat. No. SDTBS12 12" Towel Bar<br/> Cat. No. SDTBS18 18" Towel Bar<br/> Cat. No. SDTBS24 24" Towel Bar<br/><p>.</p> (Page 1)