Qinmorelixy Stainless Steel Patio Umbrella Clamp, 360° Rotatable Umbrella Stand Holder, Fits 1-1.5" Umbrella Poles, Universal Mount for Balcony Railing/Fence Post/Bleachers/Tailgates/Outdoor

["Premium Pure Stainless Steel Construction - Made of high-quality pure stainless steel, rust-proof and deformation-resistant, maintains perfect performance after long-term wind, rain and sun exposure, ideal for all outdoor conditions","360° Rotatable & Perfect Compatibility - 1.57'' inner tube diameter, fits all umbrella poles with 1-1.5'' diameters; 360° free rotation allows you to adjust shade angle at will, and 4.6'' wide clamp opening with 2 thumbscrews ensures firm fixation and height adjustment","Tool-Free Quick Installation - No extra tools needed, just twist the thumbscrews to adjust the clamp width and pole hole diameter, finish installation in 1 minute, easy to set up and disassemble for daily use and storage","Space-Saving & Heavy Duty Design - Super heavy duty build for maximum stability, no bulky base needed; attach it to balcony railing/fence post to save extra space, perfect for small patios, balconies with flowers and entertainment areas","Multi-Scene Universal Use - Firmly fixed on square/rectangular railings, suitable for bleachers, benches, tailgates, boats, pool decks and fence posts; provides instant cool shade for fishing, camping, sports watching, BBQ and all outdoor activities"]