This Diaphragm Fits for JBL 2446, 2446H, 2447, 2447H, 2450, 2450H, 2451, 2451H, 2451SLH, 2452, 2452H driver / horn.It is a direct replacement for the JBL part number D8R2550 and D8R2451SLH.

SPECS:

Overall Diaphragm Diameter: 5″ (127mm)

Voice Coil Diameter:  3.91″ (127mm)

Diaphragm Thickness:0.05mm

Diaphragm Height:18.4mm

Nominal Impedance:  8 ohms

1pcs