Poly-Planar Back Cover for Marine Speaker - SBC-1

The Poly-Planar SBC1 Back Cover for Marine Speakers provides protection to the back side of the speakers, behind a bulkhead or wall.

Features:

• Covers wire connections and protects the speakers cones
• Slotted mounting holes match stud locations on most speakers
• Compact size fits Poly-Planar MA4054, MA4055, MA4056, MA8505, MA8506, MA6500 and MA5106 speakers
• Diameter: 7 1/8"
• Sold each