Plenum Cover for Flush-Mount Acoustimass Bass Module Single Post author By manage_stagewerxpsl_gsm Post date February 4, 2021 $0.02 Out of stock SKU: 210000002436 Categories: Loudspeakers, Shop Bose Related products Bose S1 Pro system $649.00 Add to cart ← Omni Pendant-Mount Kit Black Single → Plenum Cover for Surface-Mount Acoustimass Bass Module Single