Deathwish is reborn with the Cthylla ModThe Cthylla by Deathwish Modz is a single 21700 side fire mech mod. The Cthylla can hold up to a 30mm RDA with no overhang. With adjustable button throw and a lockable button feature. Main contacts are made of copper.Mod OnlySingle 21700Side-Fire Mech ModFits up to 30mm AttyAdjustable Button ThrowLockable ButtonCopper Main ContactsNOTE: Certain 21700/20700 batteries may have issues fitting inside this mod. We recommend using 30Ts or Molicels. Mechanical Mods and Rebuildable Atomizers are for advanced users only. Not for a beginner or average vapers with no knowledge of Ohms Law or how to use a multimeter or ohmmeter to check for the resistance or for shorts in their coil builds. These materials cannot be safely used by the inexperienced user or those without basic knowledge of how electronics function. Please ensure proper precautions are taken when using these devices as to not cause damage and/or harm to the battery, mechanical mod, atomizer or yourself and others. Vaping Delights LLC or any vendors will not be held liable or responsible for any damage caused by misuse or mishandling of these advanced vaping products and devices. Mechanical Mods and Rebuildable Atomizers are advanced user products. Use at your own risk.