The Shape 15mm Pair of Aluminum Rods -- 4 Inches Long connects into your camera rig, extends it, and lets you add various Shape and third-party accessories compatible with 15mm rods. With these two rods and with a few fundamental accessories, you can most certainly even begin building your own rig from scratch.
The rods are each 15mm in diameter, 4 inches long, hollow, non-threaded, and made of reliable aluminum coated with a clear finish.
15mm Pair of Aluminum Rods -- 4 Inches Long
Lifetime Warranty Against Defects in Material and Workmanship