Kicker GR150 15-Inch Speaker Grille for Kicker Comp/CompVR/CompVT/CompVX/Solo Classic Spoked Subwoofer Grille designed for Kicker Comp,CompVT, CompVR, CompVX, and Solo Classic subwoofers series Simple installation Stylish black metallic finish Protects exposed Subwoofer from potential damage Dimensions: 15" (20cm)