Genuine Weber part # 67558 Burner Tube Kit for Summit 660/670 Grills. Includes: Instruction sheet (6) Main burner tube (1) Sear burner tube (1) Smoker burner tube Fits the following Weber Summit grills: 77360001 Summit S-660 LP 77370001 Summit S-670 LP 77371001 Summit E-670 LP 77460001 Summit S-660 NG 77470001 Summit S-670 NG 77471001 Summit E-670 NG 92780301 Summit S-670 LP 92880301 Summit S-670 NG 97360001 Summit S-660 Built-In LP 97370001 Summit S-670 LP 97371001 Summit E-670 LP 97460001 Summit S-660 Built-In NG 97470001 Summit S-670 NG 97471001 Summit E-670 NG