About this item

• Available in three sizes: 14/20 Joint; 19/22 Joint; 24/40 Joint
• Used to connect condenser and standard joint receiving flask in vacuum distillation
• Standard female upper joint and male lower joint; with a small pumping nozzle for vacuum connection. 105 Degree Bent, Short Stem
• Borosilicate Glass, Heavy Duty Design, Reusable & High quality
• StonyLab ensures high quality and premium customer service
• ASIN: B07CGVN3NG, B07CGXXWDR, B07CH2YVFB