About this item

• 14/20 top outer and bottom inner standard joints; 19/22 top outer and bottom inner standard joints; 24/40 top outer and bottom inner standard joints
• Premium PTFE stopcock at 45 degree
• Side tube ID 6 mm, OD 9 mm
• 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: B08SM3D64Y, B08SM1YLYD, B08SM3NM1V