This is a Circuit Shop Audio diaphragm made to Eminence specs.
Fits: Eminence PSD2002-16, PSD2002S-16, MD2001-16, MD2001-16, Yamaha, Carvin, Sonic and others.
Overall Diameter -- 3.57"
Voice Coil Diameter -- 2.01"
DCR -- 12.7 ohm
Impedance -- 16 ohm