speaker frame :Effective Height: 91mm Overall Height:117.8mm Diameter of Mounting: 375mm Outer Dia: 387.5mm,Center Hole:70mm

Speaker frame

Features:

1) Material: 0.7 to 0.9;

2) Sizes: 2.5 '' to 18 '';

3) Available treatment: Zinc plating, spray chrome, painting, spray plastic, electrophoresis