Item Tag: Washougal II K775

4.50 – 18 Rare One Off Firestone Motocross Tire FIRESTONE “TROPHY MX”MOTOCROSS TIRE A COLLECTORS TROPY VERY RARE Firestone “Trophy MX” 4.50 – 18 I have not seen another, back in late 70’s I did a special tire test for a local company and tires never went to production.