Speaker Spacer for JL Audio MX/M3/M6 Series 6.5" Speaker - .75" - 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 - .75"Edge - 1/16" RoundOuter Diameter - 6.90" or 175 mmBolt Hole Circle Diameter - 6.13" or 156 mmMounting Hole Diameter - 5.25" or 133 mmCompatible With 6.5":MX650-CCX-CG-WH, MX650-CCX-SG-WH, MX650-CCX-SG-TB, MX650-CCX-SG-CR, MX650-CCX-CG-TB, MX650-CCX-SG-WLD-B, MX650-CCX-SG-CLD-B, or MX650-CCX-SG-TLD-BM3-650X-S-Gw-i, M3-650X-S-Gm-i, M3-650X-C-Gw, M3-650X-S-Gw or M3-650X-S-GmM6-650X-C-GwGw, M6-650X-S-GmTi, M6-650X-S-GwGw, M6-650X-C-GwGw-i, M6-650X-S-GmTi-i or M6-650X-S-GwGw-i*Sold as a Pair