Key Features
-Compatible with ISW-4 In-Wall Subwoofer
-Rock-solid Stability
-Minimum Sound Bleed
Specifications
Dimensions Height: 1,406mm (55.4in)
Width: 345mm (13.6in)
Depth: 86mm (3.4in)
Package Contents: Bowers & Wilkins Backbox for BB ISW-4 Subwoofer; 1 x Installation Instructions; 1 x Gasket roll; 4 x Brackets; 12 x M5 bolts; 12 x special washers; 12 x locking washer, Manual.