SCIENTIFIC LABORATORY SUPPLIES - 12-244 FEMALE TO FEMALE ESSENTIAL ADAPTER W/ RING 180 ASSORTED SIZES / COLORS CLEAR 14MM FEMALE TO 14MM FEMALE

12-237 SCIENTIFIC INDUSTRIAL JOINTS - FEMALE TO FEMALE ESSENTIAL ADAPTER W/ RING 180 CLEAR 18MM FEMALE TO 14MM FEMALE

EE(tm) 14mm Frosted scientific Adapter made by glass

14mm-18mm Glass Bushing Adapter

MFHX Handcrafted Glass items, replace bowl, male adapter, 14mm / 18mm (14mm, Blue)

Glass Drop Down, Long Glass Adaptor with Frosted Joint (14mm Male to 14mm Female)