Zinc Dowel Connector Screws to extend the length of dowel rods. Dowel screw sold individually.
Available in 3 sizes:
- 3/16" diameter x 2" length
- 1/4" diameter x 2" length
- 5/16" diameter x 2-1/2" length
For more support, you can use a center bracket or hidden supports where the two poles connect, sold separately.