20700 / 21700 Hybrid Mechanical Tube Mod

20700 / 21700 Hybrid Mechanical Tube Mod $20.99
The mechanical tube mod is made from brass and features 25mm diameter, hybrid connection, lockable side firing button, and revolutionary firing mechanism. There is no spring nor magnet, just constant contact. It comes with two contact points for increased conductivity. Delrin insert is for heat dissipation. The mod is powered by single 20700 / 21700 battery (NOT INCLUDED). This item also has other colors to choose.