
Sound Dynamics 8" Speaker Foam Surround Repair Kit - 300Ti - 2Bos8
Complete 2 speaker foam surround installation kitThis 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 :Sound Dynamics: 300Ti, 4DR51775 (P97C4), and others that match the measurements shownDue to occasional variances in Allison frames, a few of these models may require you to trim approximately 1/8" off of the outer perimeter.Same 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 Tube of premium professional-grade adhesive (Solvent-based)- 1 Adhesive application brush Kit 2Bos8-SD Outer Diameter 7.75" - 197mm Outer Roll Diameter 7.125" - 181mm Cone Diameter 6" - 152mm Inner Diameter 5.5" - 140mm Inner Attachment Direct-angle How To Center Your Voice Coil Using Smartphone