Rockwell Single Side Towel Bar 22" in Brushed Nickel Finish for Frameless Heavy Glass Shower Doors, Durable Commercial & Residential, Door Hardware, Door Handles, Locks This Rockwell Single Side Towel Bar 22" in Brushed Nickel Finish for Frameless heavy Glass Shower Doors is one of the most Durable door hardware pieces you can buy. It is made to last and manufactured at our high tech ISO 9000 certified facility Great Finish & Construction on this Single Side Towel Bar 22" in Brushed Nickel Finish for Frameless heavy Glass Shower Doors is one of the most Durable door hardware pieces you can buy. It is made to last and manufactured at our high tech ISO 9000 certified facility Improve the look and function of your home or office with our commercial grade quality door and window hardware We are confident we have the best value door hardware, sliding door hardware, external and internal door hardware on the market Glass Door Hole specifications: 1/2" diameter holes 22" Center to Center