2 Pcs 5" Car Subwoofer Speaker Rings Spacers Audio Decorative Circle Silver Tone 6.8mm(ID)x8mm(OD)x300mm(L) Thread length is 6mm and

Thread length is 6mm and Head Diameter is 9mm

For Ford F150 3

98-inch (L x W xH )

A20590503029051

9L DIESEL M/T GL Hatchback 1999

2 Pcs 5" Car Subwoofer Speaker Rings Spacers Audio Decorative Circle Silver Tone 6.8mm(ID)x8mm(OD)x300mm(L) Thread length is 6mm andFeatures: 5 inch Speaker Grills Rings are durable and corrosion resistant, good for Home Theater, Marine and Automotive applications. They are fit for DIY speakers decorative circle. Speaker decorative rings serve both aesthetic and protective purposes. The Speaker Rings is made of Plastic, windproof, and rain proof outer ring to protect your subwoofer. It has a strong and durable structure with high compressive strength and impact resistance.