expansion rack adds nearly half of a full grate to your 22" charcoal grill

High Quality Material: The wheels are solid made of nylon

Dimensions: 16 1/8'' x 3 1/4"

and the air valve is tightly connected to ensure your safety

Package: 3 Stainless Steel Grates

Grill Grates for Kmart 640-641215405 Model, 16 15/16 x 24 15/16, Grill Replacement Parts 211001 expansion rack adds nearly halfGill Grate for Kmart 640 641215405 Gas Grills. Dimension: 16 15 16" x 8 5 16" (40. 02 cm x 21. 11 cm)for each unit, 16 15 16" x 24 15 16" (40. 02 cm x 63. 34 cm) for 3 units. Material Package: Matte Cast Iron Grates X 3. This is a quality aftermarket Parts.