Optimus - Realistic 12" Speaker Foam Surround - A12B

Single piece foam surround (Enough for 1 speaker)

Some of the models that use this foam include :

Optimus 3034, 3037, 3039, 40-1019, 40-1025, 40-1026, 40-1029, 40-1042, 40-1121, 40-1122, 40-3025, 40-4050, Nova 8b, Optimus 1035, Optimus 400, Optimus 50, Optimus 800, Optimus 900, Optimus 950, Optimus SW-14, SW14, Optimus T-1200, T1200, STS-1000, STS1000, T-1200, T1200 and others that match the measurements shown

Same American-made surrounds that we use in our professional repair facility; NOT cheap Chinese copies!!

This is the foam only. Complete repair kits are available in our DIY Foam Surround Repair Kits category.

Surround	A12B
Outer Diameter	11.75" - 298mm
Outer Roll Diameter	10.625" - 270mm
Cone Diameter	9.25" - 235mm
Inner Diameter	8.5" - 216mm
Roll Width	3/4" - 19mm
Inner Attachment	Angled

How To Center Your Voice Coil Using Smartphone or Tablet