Aspire K2 Clearomizer Tank Aspire K2 tank which is compatible with the very popular Aspire BVC heating coil, ideal choice for mouth-to-lung vaping. Main features Stainless steel outer construction Pyrex glass tank (impervious to abrasive and acidic e-liquid) Liquid capacity of 1.8ml Filled from the bottom Uses the replaceable Aspire BVC coil Total length 59mm Diameter 15mm Compatibility Standard 510 connection (15mm) Standard drip tip / mouthpiece connection