Thank´s to all, yo´re very generous with me...
Zokissima, I learn weathering tank tracks in FSM of September 2002 (Lynn Kessler article - "Weathering Tank Tracks")...is the best way for me...
Capt. Caveman said: "i only pointed you to the site anyone else here would have done the same"...but only you do this, thank you..again...