【ROBUST MATERIALS】The patio umbrella accessories are made of heavy-duty steel and PP, very strong, the surface is treated with black paint, anti-rust, durable for many years of use. 【EASY TO INSTALL】The umbrella accessories can be installed quickly. 【Function】Outdoor umbrella accessories, side-hung umbrella, patio umbrella, accessories for center pole umbrella. 【SPACE-SAVING】Thanks to the balcony railing accessories, you can free up more space for use. 【WIDELY APPLICABLE】: These umbrella replacement parts are practical and classic tools that can be installed in most umbrellas for more options in your outdoor space. Size chart: Inner handle: 8.3*6.3 cm / 3.27*2.48 inches Handle axis: 8.3 cm / 3.27 inches Handle arm: 12 cm / 4.72 inches Steel base sleeve: 5.3 cm / 2.09 inches Package includes: 1 x Patio Umbrella Accessory Note: Please allow slight errors due to manual measurement and different monitors.