Made of 304 stainless steel
Tri poles (2mm negative hole 2.5mm positive hole)
Milled negative poles
“D” shape positive peek insulator 
3.5mm deep juice well
2mm Diameter airhole x6 each side (Single or dual coil option)
Delrin widener 
Delrin drip tip adapter
15mm Height (Without drip tip)
22mm Diameter