12-171 SCIENTIFIC LAB GLASSWARE STEM 18MM BY 14MM STEM STANDARD DIFFUSER CLEAR 4.5"

12-539 SCIENTIFIC GLASS 18MM BY 14MM DOWNSTEM STANDARD DIFFUSER CLEAR ASSORTED SIZES 4"

12-173 SCIENTIFIC GLASS 18MM BY 14MM DOWNSTEM STANDARD DIFFUSER CLEAR ASSORTED SIZES 5.5"

12-957 SCIENTIFIC GLASS 18MM BY 14MM DOWNSTEM STANDARD DIFFUSER CLEAR ASSORTED SIZES 3.5"

12-764 SCIENTIFIC LAB GLASSWARE STEM 18MM BY 18MM STEM WEEPHOLE PERC CLEAR 5"

GLASS 18MM TO 14MM DOWNSTEM STANDARD Down Tube 5 inch

14mm-18mm Glass Bushing Adapter

SCIENTIFIC LABWARE 12-890 SLIDE BOWL BIG DIAMOND GREEN 14MM

12-172 SCIENTIFIC LAB GLASSWARE STEM 18MM BY 14MM STEM STANDARD DIFFUSER CLEAR 5"

GBlog 5 Pack Clear 14 mm/18 mm Male Joint Glass Bowl (14 mm)

12-168 SCIENTIFIC LAB GLASSWARE STEM 18MM BY 14MM STEM STANDARD DIFFUSER CLEAR 3"