Harris® H-16-S alternate fuel gases F-injector low pressure torch mixer with 5/16"-27 thread connection is compatible with Models 50-9, 50-10, 19-6, 19-6A torch handles, Models D-50-C (all sizes), TH-50-2 and 2XL, D-50-C and CXL tip tubes, Models 1390-N (2-10), 8490-N (4-8) brazing tips and Models 1390 (BandH), 8490-6-65 heating tips. It has a heating capacity up to 100,000 BTU. This medium duty mixer is used for metal art, maintenance, and production brazing applications.