The towel shelf can be mounted onto most hard surfaces via the mounting brackets concealed beneath the pair of 22-gauge

Versatile enough to be installed horizontally or vertically

Tee-Compression-3/8 Od Tube

The curtain rod itself is fashioned out of type-304

you can convert the unit to hold folded towels with the Bobrick accessory model number 3944-52 or additional sizes of towel rolls with the Bobrick accessory model number 3974-50

Elkay LRADQ2222502 18 Gauge Stainless Steel 22' x 22' x 5' Single Bowl Top Mount Kitchen Sink Nominal Size-18" X 1" The towel shelf can be18 Gauge Stainless Steel 22' x 22' x 5' Single Bowl Top Mount Kitchen Sink