Akuma by GP Customs
Serial numbers 304 or 305 can be selected
Solid copper tubes
Connector 510 threading
Centre pin is adjustable
Battery contact is silver plated brass material
Battery contact is adjustable and positive
Firing button with reverse threaded locking ring
Spring loaded firing button DIY come in special spring
Single house 18350, 18500, and 18650 power batteries are compatible
CNC engraved logo
Diameter: externally 22mm