Mid range 4-inch speaker diaphragm -25

Diaphragm/UNC Diaphragm

High pitched 1-inch speaker diaphragm -25

Diaphragm/UNC Diaphragm

High pitched 1-inch speaker diaphragm -18

Diaphragm/UNC Diaphragm

Full tone 1.5-inch speaker diaphragm -16

Diaphragm/UNC Diaphragm

Full tone 2.25-inch speaker diaphragm -20

Diaphragm/UNC Diaphragm

Midrange 2.75-inch speaker diaphragm -25

Diaphragm/UNC Diaphragm

Low frequency 6.5-inch speaker diaphragm -75

Diaphragm/UNC Diaphragm

Low frequency 6.5-inch speaker diaphragm -30

Diaphragm/UNC Diaphragm

Low frequency 6-inch speaker diaphragm -30

Diaphragm/UNC Diaphragm