• Receiver delivery adapter made of high quality, heavy duty 3.3 borosilicate glass
• Socket size: 10/19
• Measures 6.1" in total length and approximately 1.75" tall. 0.6" (15mm) body diameter
• Long stem. Stem measures 4.75" (120mm) long and has an inner diameter of 5mm and an outer diameter of 8mm

Receiver delivery adapter made of high quality, heavy duty 3.3 borosilicate glass, with long stem. 10/19 socket size. Adapter measures 6.1" in total length, and is approximately 1.75" tall. Body diameter measures approximately 0.6" (15mm). The long stem measures 4.75" in length and has an inner diameter of 5mm and an outer diameter of 8mm.
Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.