Speaker Spacer for Wet Sounds REVO CX10 - 10" Series Speakers - .50" - WhiteDon'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 - .50"Edge - 1/16" RoundOuter Diameter - 11.02" or 280 mmBolt Hole Circle Diameter - 10.13" or 257 mmMounting Hole Diameter - 9.45" or 240 mmCompatible With 10" REVO CX10:REVO CX-10 XS-W-SS, REVO CX-10 XS-G-SS, REVO CX-10 XS-B-SS, REVO CX-10 XW-W, REVO CX-10 XW-B, REVO CX-10 XS-S, REVO CX-10 SW-B and REVO CX-10 SW-W*Sold as a Pair