10PCS Black PCI Slot Covers,Dust Filter Bracket Expansion Blanking Plate for Computer Cases

["These PCI Slot Covers act as a dust filter bracket, effectively blocking out dust and reducing pollution inside your computer case. Ensure optimal performance and longevity of your computer components.","The vented hollow-out design of our slot covers promotes fast heat dissipation and increases the overall airflow within your computer case. Protect your computer from overheating while maintaining efficient cooling.","Length: 12.15cm/4.78inch.Width: 1.91cm/0.752inch.Height: 1.21cm/0.476inch.","Easy installation: These slot covers feature a full-profile, standard height design and come with mounting screws for hassle-free installation. They are compatible with most MATX and ATX computer cases, making them suitable for home and office use.","Application: Suitable for home computer case fan to prevent dust, protect your computer hardware and keep it in good working condition, with mounting screws."]