About this item

• 14/20 inner standard taper lower joint; 19/22 inner standard taper lower joint; 24/40 inner standard taper lower joint
• Upper joint fits on StonyLab Pluro stopper size #5
• Compatible with StonyLab 12mm (15/32 inch) O.D. 8mm (5/16 inch) I.D. vacuum tubing
• Borosilicate glass, heavy duty and reusable
• Warranty: StonyLab 1-year limited warranty; if received damaged, please contact us immediately; we will solve it until satisfied
• ASIN: B08SCD9WPQ, B08SBVGTVM, B08SC8RW4C