Description: - 【Metal Material】Bar Stool Base is made of high strength metal iron, , good stability and safety - 【Direct Replace】Rotation Chair Base Assembly is direct replacements for your damaged or old part - 【Universal Fitment】Bar Stool Chair Base Replacement with the round shape, simple and generous, fit for most of the bar stool chair - 【Professional Accessories】Replacement Round Office Chair Base with stylish design and excellent craftsmanship - 【Application】Swivel Bar Chair Base widely used for bar stools,counter stools,office swivel chairs, kitchen dining designers chairs Size Chart: Diameter 41cm/16.14inch Diameter 45cm/17.72inch Package Includes: 1 Bar Stool Chair Base Replacement Note: Please allow slightly errors due to manual measurement and different monitors.