These high quality Thermal Bangers from FatdabCo make use of a Double Wall design, that makes it nearly impossible for material to be sucked into the neck when using a Bubble carb cap (included in purchase).
All FatdabCo Quartz Bangers are made from Industry-Standard GE214 high purity quartz.
Specs: 25mm Outer Diameter, 18mm Inner Diameter. GE214 Quartz. Thermal Shock Tested.