The cross-section of the exterior frame rails is 19.13 mm tall and 4.14 mm across. The rear face of the main grille panel that's surrounded by the rails extends below the bottom edge of the rails by 1.96 mm; it's that much closer to the baffle.
The cross-section of the exterior frame rails is 19.13 mm tall and 4.14 mm across. The rear face of the main grille panel that's surrounded by the rails extends below the bottom edge of the rails by 1.96 mm; it's that much closer to the baffle.