Material: pure crystal quartz
Cup Outer Diameter: approx. 20mm
Inner Diameter: approx. 16mm
Wall Thickness: approx. 4mm
4mm thick 90 degree Quartz Banger Enail with Frosted Joint.
4mm thick Bowl can hold heat much longer.
90 degree angle, perfect for stemless scientific pieces.
The frosted joint makes for a much better seal.
Fits to 20mm heating coil.
Easy to use.
Durable in use.
1 x Quartz Banger
Please allow 1-2mm errors due to manual measurement.
Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.