Complete 1 speaker foam surround installation kit Some of the models that use this foam include : Radio Shack Realistic Mach 1, Mach-1, Mach1, Mach One, 3802, 40-4029 and others that match the measurements shown Mach 1 and Mach 2 have two distinctly different foams. This one is made specifically for the Mach 1. Same American-made surrounds that we use in our professional repair facility; NOT cheap Chinese copies!! Kit includes: - 1 Premium American-made Foam Surround (Enough for 1 speaker) - Step-by-step installation instructions - (Also see video below) - 1 Bottle of premium professional-grade adhesive (Solvent-based) - 1 Adhesive application brush- Voice coil shims Kit 1RM1 Outer Diameter 14.75" - 374mm Outer Roll Diameter 13.25" - 337mm Cone Diameter 11.25" - 286mm Inner Diameter 10.375" - 264mm Roll Width 1" - 25mm Inner Attachment Angled How To Center Your Voice Coil Using Smartphone or Tablet
