The large wheels aid in going over obstacles and the little caster wheels on the other side swivel to make turning the grill easy around the yard

heat diffuser for Char-broil 2 Burner 463631410

Compatible with Weber Summit 400 Series Summit E-420

Cooking Grates for Perfect Flame 241318

Repair Parts Kit fits Kitchen Aid 720-0745, 720-0745A, 720-0745B, 730-0745, 730-0745A, 730-0745B, 730-0745D 4 Burner Grills BGA48-BQRL The large wheels aid inFits Kitchen Aid 720 0745, 720 0745A, 720 0745B, 720 0745B Home Depot (2014), 720 0745B Lowes (2013), 720 0745D, 730 0745, 730 0745A, 730 0745B, 730 0745D 4 Burner Grills Burner Dimensions: 16 15 16" x 1" ; Burner Material: Stainless Steel Heat Tent Dimensions: 16 1 8" x 3 1 4" ; Heat Shield Material: Stainless Steel Package: Repair kit include 4pcs Burner, 4pcs Heat plate, 4pcs igniter electrode This is a quality aftermarket Parts Stock available in