DORIGHARY Umbrella Holder for Deck Railing - Adjustable Patio Umbrella Clamp Outdoor, Durable Umbrella Mount -Maximizes Deck Space

["Patio Umbrella Railing Mount for 0.8\"–1.7\" Poles: Specifically engineered to fit standard market umbrellas, this umbrella holder is the ideal space-saving alternative to traditional weighted stands for decks and balconies","Weatherproof & Rustproof Construction: Featuring industrial-grade stainless steel with a corrosion-resistant powder coating, this heavy-duty umbrella base is waterproof and built to last in rain, snow, or intense sunlight","Secure Railing Clamp Design: Fits vertical balusters with thickness 3/4\" to 2\" and gaps 2\" to 7\". The through-bolt tightening system provides a damage-free installation that won't mar your railing thanks to protective rubber grips","Wind-Resistant Stability: Unlike flimsy plastic mounts, our metal clamp with a rubberized grip offers superior hold, preventing your umbrella from tipping over and keeping your shade steady","Portable & Multi-Use: Take shade anywhere! Lightweight yet sturdy, use it on pool decks, park benches, stadium bleachers, tailgate trucks, or boats—no permanent installation required"]