
Product Size: 1.5 inch and 1.9 inch outer umbrella ring, meet most umbrella pole diameter needs, the corresponding size will be excellent for tightening the umbrella pole; Can protect your umbrella from scratches and dents on the umbrella pole. Premium Material: The umbrella base accessories are made of high-quality plastic, sturdy and durable. With good extrusion resistance, high temperature resistance and weather resistance, they are durable. With good fastening performance, the replacement thread screws are made of premium black plastic and stainless steel, sturdy and not easy to break. Easy to Install: Choose 2 sizes of the umbrella rings according to the diameters of the umbrella poles, insert the umbrella pole into the base, then tighten the M8 thread screws and fix the umbrella to prevent it from slipping. For the detailed installation steps, please refer to the teaching picture installed. Wide Application: These grommets meet standard pole diameters on the market; Classic