Please use on a flat surface. Not suitable for heavy umbrellas or windy seaside locations
【Sturdy and Stable】Umbrella Clamp for bleachers are made of high-quality heavy duty steel ,holds the umbrella very strong, no need to worry about the wind, ideal to set your beach umbrella to any picnic table on gravel, grass or concrete surfaces
【Easy to Assemble】Just be sure to tighten the umbrella with the top knob, clip it on the railing, table, deck, bleachers, etc. within 2.3 in thickness,no tools needed
【Maneuverability】Umbrella clamp clip ideal for clip on squarer or flat tube,Perfect for bleachers Great for camping fit patio umbrella ,clamp holder being good for picnic tables or deck railing aka planks and so on
【Measure】The length of the umbrella clamp 6 inch, inner diameter of the metal tube 1.57 inch; adjustment range of clip: 0-2.3 inch
