GGC Cooking Grates for Weber 76467584 Q300 Q320 Q3000 series Q3200 586002 57060001 404341 grill
Adviace 6506 Cast Iron Grill Cooking Griddle for Weber Q3200, Q3100, Q3000, Q320, Q300 Series Gas Grill Accessories 426001, 57060001, 586002, 56010049, 17.8" Griddle for Weber Q 300 Grill Parts.
Had to purchase both halves so we have these as extra. This turned out Weber Q300 into half grill and half "Blackstone" style grill. Picture is of current set up not the new grate and griddle