Kevler Glass Fibre Speaker Cone 1. 4", 5", 6", 6.5", 8", 10", 12", 15" ... 2. rubber surround, foam surround 3. yellow,blue,black Kevler Glass ... Fibre Speaker Cone kevler fibre cone, speaker parts, speaker cone, glass fibre cone kevler glass fibre speaker cone1. 4", 5 ...