Genelec 4435A Operating Manual page 10

250 mm (9 7/8 in)
288 mm (11 3/8 in)
Figure 10. Dimensions of the 4435A with a round grille attached
and the dimensions of the grilles.
288
288 mm (11 3/8 in)
288
Square grille thickness 4 mm (1/8 in)
288 mm (11 3/8 in)
Round grille thickness 10 mm (3/8 in)
measured from the middle (the grille is
slightly convex)