The Yamaha BMS 10A adapter mounts loudspeakers weighing up to 11 pounds to a microphone stand. The BMS10A fits the 5/8", 27-thread standard and comes with a 3/8"-16 European thread adapter. The BMS10A comes with two 5mm screws needed for mounting.
The BMS10A also supports :
▪ MG10/2,
▪ MG8/2FX and the
▪ STAGEPAS 300 mixer on mic stands