Features:

Diameter: Outer rod: 7/8 inch, Inner rod: 3/4 inch
Material: Carbon Steel
Wall thickness: 0.03 inches

Specifications:

Small: 28-76 inches 
Set Include: 3 brackets, 1 screw set, 5 rods, 2 endcaps and 6 splice nut.
To divide spaces 28 inches to 76 inches Wide
To cover window 24 to 72 in width
Maximum weight support: 33 lbs
Free gift: 20 rings

Large: 28-140 inches
Set Include: 3 brackets, 1 screws set, 9 rods, 2 endcaps and 6 splice nut.
To divide spaces 28 inches to 140 inches Wide 
To cover windows 24 to 136 in width
Maximum weight support: 45 lbs
Free gift: 34 rings