Roman,
Check with your MB dealer parts dept. The part number you want is 115 689 00 80 (Escutcheun, steering lock opening). I got one not long ago. They are still stocked by MB.
Robert Hyatt
Williamsburg, VA.
1970 280SL, Red on Silver,4-speed, Euro spec; 1999 C230 Kompresser Sport, Black on Black; 1990 Miata, Black on Red, 5 Speed