The umbrellas are basic golf umbrellas that I removed the handle from. The mounts are flag poll holders I got from Menards. I fabricated some brackets from aluminum stock and painted. This was so the adjustment was front to back on the seat. The handle on the umbrellas is PVC pipe that
friction fits with the holder.Name: IMG_5227.JPG Views: 315 Size: 136.8 KBName: IMG_5229.JPG Views: 330 Size: 105.8 KBName: IMG_5231.JPG Views: 310 Size: 115.0 KBName: IMG_5233.JPG Views: 294 Size: 148.7 KB I also installed a hose clamp to prevent splitting in the wind.