10 Ft. Tall Break-Apart Vertical Slip Fit Upright (For Pipe and Drape Displays and Backdrops) Break apart design creates two sections: a 4 ft. 4"H top and a 6 ft. H bottom. The 4" piece from the top section has a smaller diameter allowing it to slip inside of the top of the bottom section When put together theupright is a standard 10 foot high (120") upright with a 1.5" diameter 4 slots in the top allow for various angles and display configurations and an additional set of slots at 8 ft. and 3 ft. high to make trade show booths or smaller enclosures The recommended base plate size for this upright is 18" x 18" with pin for 1.5" diameter Upright (base & pin not included): http://www.amazon.com/dp/B00SJF9YO6 Heavy gauge aluminum means less weight but extreme durability