Check the listing for details. 4 Pcs 2inch Red Speaker Grill Mesh Plastic Cover Red Plastic Frame. Condition: New. Listed at 17.22 USD. What is this?Speaker cover is mainly used to cover the speaker, play a dustproof effect and protect the speaker. It's the best accessory for home audio repair and DIY. Widely used in home audio systems, car audio systems, outdoor sound installations ,portable small speakers and so on.What will I get?Suit for 2 inch speaker,we provide here, are in the size of:Mesh Color:Red;Mesh Material:Plastic;Frame Color:Red;Frame Material:Plastic;Inner Diameter x Outer Diameter:47mm x 66mm / 1.85inch x 2.6inch;Mounting Hole Hole Distance:59mm / 2.32inch;Mounting Hole Diameter:3mm / 0.12inch;Installation Method:Screws;Screws Size:M3*12(Black);In the package of: 4 Pcs x Speaker Grill Cover + 16 Pcs x Screws;Are there any advantages of the product?The Subwoofer grill horn is mainly used to cover the speaker to prevent dust.