About this item

• Joint Sizes: 14/20, 19/22 and 24/40 inner standard taper lower joints for seamless integration with common lab glassware
  
• Upper Joint Compatibility: designed to mate with StonyLab Pluro stopper size #5 for reliable sealing
  
• Vacuum Tubing Fit: compatible with StonyLab vacuum tubing: 12 mm (15/32 inch) O.D. × 8 mm (5/16 inch) I.D
  
• Material & Durability: heavy-duty borosilicate glass - reusable, lab-grade construction for routine use
  
• Warranty: 1 year limited manufacturer warranty for peace of mind