Underground Double Barrel

 

 

 

 

 

 

 

*Dual 18650 series.
*With dummy battery for single battery option.
*Up to 25mm rda.
*Naval brass plates and tubes.
*Carbon fiber button.
*Unique front switch design no springs/screws.
*Hybrid 510 adjustable for left/right handed
*Helicoils inserts for top plate screws.
*Easy to dis-assemble for cleaning.
*Serialized.
*Made only in the Philippines