This Is a Brand New Aftermarket Replacement 8ohm Diaphragm
For
 BMS 4590 & 4591 Driver.

Complete Assembly with Phase Plug
Please Look and Confirm the Diaphragm You Are Ordering Matches the Pictures Above & The Specs Below.

Specs:

  • Overall Diaphragm Diameter: 5.2" (132.5mm)
  • Dual Voice Coil Diameter:  3.5" (90mm)
  • DCR: 6 Ω
  • Nominal Impedance: 8 Ω
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