Acoustic Research 8" Speaker Foam Surround Edge Repair Kit - 2 Speaker Kit - Fits Acoustic Research AR 4, 6, 7, 8, 8E, AR9 (mid), 10, 15, 16, 17, AR18, AR18B, 20, 25, 35, 90, 93, 94, 162, Many More
Kit includes THE BEST QUALITY foam available:
2 Premium American-made Foam Surrounds (Enough for 2 Speakers)
Step-by-step installation instructions
1 Bottle of premium professional-grade adhesive (Solvent-based)
1 Adhesive application brush
FREE shims available on request

 Foam Dimensions
------
Kit - 2A8
Outer Diameter - 7.75" - 197mm
Outer Roll Diameter - 7" - 178mm
Cone Diameter - 6" - 152mm
Inner Diameter - 5.5" - 140mm
Roll Width - 1/2" - 13mm
Inner Attachment - Angled
SEE COMPATIBLE MODELS ABOVE