MK Audio K15SPACERB 15" Black Carpeted MDF Car Stereo Speaker Woofer Subwoofer
MK Audio K15SPACERB 15" Carpeted MDF Car Stereo Speaker Woofer Subwoofer Sub Ring Spacer Black Carpet. 15" MDF Speaker or Subwoofer Spacer Ring. This product will fit in most speakers' woofers on the market.