Fantastic 1:1 clone of the famous Rig Roughneck V3 mod.
The Rig V3 Style Mechanical Mod is constructed from brass and powered by 1 x 18650 battery (not included). It holds a spring-loaded firing button without locking ring.
The Roughneck V3 Style RDA is made from stainless steel and in 25mm diameter. There is a copper center screw and dual air slot on the sleeve. The dual side clamp posts is designed for easy coil building.