Speaker Spacer for FUSION FR6022 - 6" Speakers - .25" - BlackDon't have enough depth to install your speaker/subwoofer? Problem solved these spacer rings give you that extra space needed to mount your speaker/subwoofer.Specifications:Thickness - .25"Edge - 1/16" RoundOuter Diameter - 6.94" or 176 mmBolt Hole Diameter - 6.13" or 156 mmMounting Hole Diameter - 5.35" or 136 mmCompatible With:FR6022*Sold as a Pair