A heavy-duty stack adapter designed for secure installation of VIO L208 line array modules in portable and installed sound reinforcement systems. It supports up to two VIO L208 speakers on a pole mount and can safely stack an array of up to four VIO L208 modules when mounted on top of a VIO S118 or VIO S118R subwoofer. Built for stability and reliable performance, the DSA-VIOL208 provides a dependable mounting solution for professional audio applications where safe and efficient speaker deployment is essential.