bbq factory&reg; Replacement Stainless Steel Burner JBX541 (3-pack) Select Gas Grill Models By Alfresco 30", Alfresco 42", Alfresco 56", Alfresco LX2 , and Others (18 1/8" x 7 13/16") Dimensions: 18 1/8" x 7 13/16" Material: Stainless Steel; Stainless Steel Burner (3-pack) Fits Alfresco:AGBQ-30,AGBQ-30C,AGBQ-30CD,AGBQ-30SZ,AGBQ-30SZCD,AGBQ-42 AGBQ-42C,AGBQ-42CSZ,AGBQ-42RFG,AGBQ-42SZ,AGBQ-42SZRFG Fits Alfresco:AGBQ-56,AGBQ-56BFG,AGBQ-56BFGC,AGBQ-56BFGR,AGBQ-56C AGBQ-56RFG,AGBQ-56SZ,AGBQ-56SZC,AGBQ-56SZRFG,ALX2-30 Fits Alfresco:ALX2-30C,ALX2-30CD,ALX2-30SZ,ALX2-30SZC,ALX2-30SZCD ALX2-42,ALX2-42C,ALX2-42RFG,ALX2-42SZ,ALX2-42SZC Fits Alfresco:ALX2-42SZRFG,ALX2-56,ALX2-56BFG,ALX2-56BFGC,ALX2-56BFGR ALX2-56C,ALX2-56RFG,ALX2-56SZ,ALX2-56SZC,ALX2-56SZRFC