speaker parts:Effective Height: 83mm
Overall Height:105mm
Diameter of Mounting: 371mm
Outer Dia: 381mm,Center Hole:70mm

speaker frame

Features: 1) Material: 0.7 to 0.9;

               2) Sizes: 5 '' to 18 '';

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