Poly-Planar 11" Speaker Back Cover - White [SBC-3]
Poly-Planar 11" Speaker Back Cover - White [SBC-3] 11" Speaker Back CoverProvide protection to the back side of the speakers, behind a bulkhead or wall. 11" Speaker Back Cover. Marpac Tough Guy 7-1580 Boat Trailer Keel Roller Poly 8" 7-1580.