Hastur MTL RTA is designed for mouth to lung and restricted lung hit vapers. And it is designed by Brian N(CA,USA).
It comes with 5 swappable air flow resisters(1.0mm, 1.6mm, 2.0mm, 2.5mm, 3.5mm). More resisters will be optional.
Bigger posts to reduce the size of chamber.
New and easy refilling system.
Two 510 drip tips (airhole dia.: 3.5mm & 2.0mm).
Food grade 304 stainless steel.