Amazon has this Betty Crocker 3-tier Oven Rack
For $6.42 was 19.99! (Add on item)
Bakes up to 3 tiers of heavy casseroles
Durable chrome-plated steel construction
3 Tiered oven rack makes most of oven space
Collapses flat for easy storage
Dimensions 14-1/2-inch by 11-inch by 10-1/2-inch