POLY-PLANAR 8 1/2" SPEAKER BACK COVER8-½;" Speaker Back CoverProduct #: SBC2Provide protection to the back side of the speakers, behind a bulkhead or wall. Covers wire connections and protects the speakers cones Features: Hide and protect valuable speakersHigh Impact white ABSCompact size fits PolyPlanar MA4054, MA4055, MA4056, MA4600 and MA5104 speakersSpecifications: Diameter Size: 8-½;“MPN: SBC-2
