MRN Modz BEAST RTA (V3) Limited Edition 30mm  This is RTA in Beast Mode - Big Coils / Small Coils, Big Flavor all day!  Improvements over the V2 include better fitting top cap, engraved air flow ring and machining refinements.  Now with full copper and brass editions! Plenty of room for those big coil builds but compact enough for great flavor for those parallel mods as well.  Allows for beefy coils while providing a dense tapered air flow allowing for a great combination of both big clouds and great flavor.   Acrylic tank section/Drip Tip available separately below:Acrylic tank section/Drip Tip  Dual Bottom Air flow 30mm Copper 510 Rebuildable Atomizers and Mechanical Mods are for experienced vapers only with extensive knowledge of battery safety, coil builds, Ohm's Law, and more.