EV Electro-Voice 8" Speaker Foam Surround - Bos8

  Single piece foam surround(Enough for 1 speaker)This is genuine "filleted" foam with a direct-attach inner lip, not the generic knock-off that others may sell. Some of the models that use this foam include : Electro Voice Sentry 100a, Cristal, Interface 1, Interface 2, Interface 3, Interface A, Interface B, Link 7, MS-802, MS802, MS-803, MS803, Sentry 1, Sentry 100, Series 1 and others that match the measurements shown Same American-made surrounds that we use in our professional repair facility; NOT cheap Chinese copies!! Due to occasional variances in frames, a few of these models may require you to trim approximately 1/16" off of the outer perimeter.   Kit Bos8 Outer Diameter 7.75" - 197mm Outer Roll Diameter 7.125" - 181mm Cone Diameter 6" - 152mm Inner Diameter 5.5" - 140mm Inner Attachment Direct-angle