• Receiver adapter made of high quality, heavy duty 3.3 borosilicate glass
• Adapter features a bend and vacuum connection
• Socket size: 29/32, Cone Size: 29/32
• Approximately 6.25" long
• Vacuum connection has an inner diameter of 4mm and an outer diameter of 7mm

Receiver adapter made of high quality borosilicate glass, with bend and vacuum connection. 29/32 socket size, 29/32 cone size. Length measures approximately 6.25". Vacuum connection has an inner diameter of 4mm and an outer diameter of 7mm. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.