On-Stage Stands SSA21 Subwoofer Adapter

Adapt an M20 speaker stand shaft to connect to virtually any subwoofer mounting socket with our SSA21 Subwoofer Adapter. To increase speaker mount compatibility, this adapter features a 1 3/8″ mounting pole with a removable M20-threaded lug that enables a proper fit for virtually any socket including shallow M20, recessed M20, 1 3/8″ cup, and 1 3/8″ cup with M20. Its heavy-duty construction ensures sturdy support for reliable speaker placement.

• Adapts M20-threaded speaker poles to connect to unthreaded 1 3/8″ mounting sockets
• Removable threaded lug enables connection to any M20-threaded mounting socket
• Solid steel construction for dependable speaker support