O4 Air Unit Pro Filters Set Uv/Cpl/Nd8/Nd16/Nd32 Compatible With O4 Air Unit Pro Fpv Lens Protection Accessories

New and high quality! Material:AluminumAlloy Frame,Glass Size:about 23*20mm Package quantity:1Pc Note: Please allow 2%-3% differences due to manual measurement. The above dimensions are for reference only. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.