General description The CSPARKV Balcony Parasol Accessories set includes 2 sets (6 pieces) of essential components for stabilizing and aligning patio umbrella bases. It features multiple combination options to accommodate various pole diameters, ensuring a secure fit for your outdoor umbrellas. Technical specifications Product Size: 1.5 inch and 1.9 inch umbrella hole rings Includes: 2 pcs 40mm M8 threaded screws Material: High-quality plastic and stainless steel Installation Select the appropriate size of the umbrella rings based on the umbrella pole diameter. Insert the umbrella pole into the base. Tighten the M8 threaded screws to secure the umbrella and prevent slipping. Refer to the installation teaching picture for detailed steps. Usage Suitable for use on patio tables, beaches, backdrops, gardens, balconies, decks, and poolside. Protects the umbrella from scratches and dents on the pole. Other information Weatherproof and durable with good extrusion resistance, high temperature