Dolibest Heavy Duty Deck Railing Umbrella Holder, Patio Umbrella Stand & 3 Sleeves for 1-1.9" Poles, Serrated Locking Design for Horizontal/Vertical Rails Mount, Space Saver for Balcony, Fence -1 Set

["Universal Fit with Protective Plastic Sleeves​: Our deck railing umbrella holder fits umbrella poles from 1” to 1.9” in diameter. Comes with three plastic sleeves to ensure a snug, scratch-free fit while protecting your umbrella pole from damage.","Reinforced Anti-Slip Teeth Design​: Unlike standard umbrella mounts, our bracket features a toothed clamping surface that grips securely, preventing wobbling or spinning—even in windy conditions. Full steel construction with black powder coating ensures durability and rust resistance.","Flexible Installation Options​: Supports both vertical and horizontal mounting on railings, fences, or grilles. With three adjustable lengths, this umbrella stand adapts to various railing sizes, giving you more placement options for your balcony, deck, or patio.","Stainless Steel Hand-Tighten Knob​: Equipped with a sus 304 stainless steel hand knob for tool-free installation and removal. Rust-proof and weather-resistant, it stays reliable through seasons of outdoor use.","Space-Saving & Multi-Scene Use​: Compact design frees up floor space by mounting directly to your railing, eliminating bulky bases. Perfect for decks, balconies, patios, docks, boats, bleachers. Enjoy shade anywhere without trip hazards."]