New, 19mm Female-19mm Male Glass Ground Joint Attachment Angle Conversion/Adapter/Connector. Made in USA. Similar to the item shown, see pictures for details. *discounted for minor cosmetic imperfections I’d recommend using a clip with an attachment like this to add stability. 18mm and 19mm both fit the same taper Scientific Sizing (19/26)
New, 19mm Female-19mm Male Glass Ground Joint Attachment Angle Conversion/Adapter/Connector. Made in USA. Similar to the item shown, see pictures for details. *discounted for minor cosmetic imperfections I’d recommend using a clip with an attachment like this to add stability. 18mm and 19mm both fit the same taper Scientific Sizing (19/26)
New, 19mm Female-19mm Male Glass Ground Joint Attachment Angle Conversion/Adapter/Connector. Made in USA. Similar to the item shown, see pictures for details. *discounted for minor cosmetic imperfections I’d recommend using a clip with an attachment like this to add stability. 18mm and 19mm both fit the same taper Scientific Sizing (19/26)