Qty 9: Toothed Mulching Blade Fits Great Dane Replaces D18086

Replaces Part Number(s) : D18086, GDU10230. Fits Great Dane -Comparable to Fits Gator G3 blade (Oregon 96-308). Snow Removal. Lawn & Garden. Model Breaks : 2 for 32" cut; 3 for 48" cut. How do I know my order was placed successfully?.