One pair of 8" foam surrounds suitable for the Dynaudio speaker. This includes the:
21W-54 , 22W-75 , 24W-100 , 24W-75 , 21W-5406MSP , M2 , MSP110 etc.
THE GLUE USED BY THE INDUSTRY TO GLUE FOAM SURROUNDS IS OF THE ACETATE FAMILY. IT IS SOLD COMMERCIALLY AS EITHER WOOD GLUE ( PVA ) OR CRAFT GLUE ( EVA ).. IN THE UNITED STATES IT IS SOLD COMMERCIALLY AS ELMERS GLUE.
Specifications are as follows
OUTSIDE OF LIP 205 MM
OUTSIDE OF BUMP 188 MM
INSIDE OF BUMP 155 MM
INSIDE OF LIP 140 MM