5/8″-27 Threaded Mounting Flange, Black Post author By manage_stagewerxpsl_gsm Post date February 4, 2021 $0.00 Out of stock SKU: 210000000838 Category: Shop Bose Related products Bose S1 Pro system $649.00 Add to cart ← In-Line On/Off Switch (No Connectors, Requires Soldering) → Mounting Flange, Heavy Duty, Matte Silver