2pcs 4" Speaker Grill Mesh Decorative Circle Woofer Guard Protector Cover Audio Accessories Silver Duct Flange Connectors which is strong enough and

which is strong enough and non-deformation

speeding trial ect

Used widely in balcony

Product Name: Pipe Fitting

Note: Please check the diameter and height of your tubes before ordering

2pcs 4" Speaker Grill Mesh Decorative Circle Woofer Guard Protector Cover Audio Accessories Silver Duct Flange Connectors which is strong enough andSpecification: Frame Material: ABS Plastic Mesh Material: Cold Rolled Steel Outer Diameter: 124mm 4. 88 inch Inner Diameter: 92mm 3. 62 inch Screw Hole Diameter: 4mm 0. 16 inch Diagonal Center Hole Distance: 108mm 4. 25 inch Package Content: 2pcs x Speaker Grill with Screws Description: Distribute screws, make you more convenient installation. Great for speaker cabinet, home speaker or speaker. Protect your Subwoofer from cuts, rips, tears and dents.