Complete 2 speaker foam surround installation kitSome of the models that use this foam include : B & O, Bang & Olufsen 790208, 8480817, 8480248, 8480232, 8480143, (BEOLAB 6000-may need to cut/seam down to fit cone), 6000C-75, C75, CX-100, CX100, CX-50, CX50 (6344), M75 (midrange), IWS-1894, R331Cx4, 1894 other models of Porsche and others that match the measurements shownSame American-made surrounds that we use in our professional repair facility; NOT cheap Chinese copies!! Kit includes: - 2 Premium American-made Foam Surrounds (Enough for 2 Speakers)- Step-by-step installation instructions - ( Also see video below)- 1 Bottle of premium professional-grade adhesive ( Solvent-based)- 1 Adhesive application brush Kit 2BP4-BO Outer Diameter 3.88" - 98mm Outer Roll Diameter 3.56" - 90mm Cone Diameter 2.92" - 74mm Inner Diameter 2.6" - 66mm Roll Width 5/16" - 8mm Inner Attachment Angled How To Center Your Voice Coil Using Smartphone or Tablet
