AT180. Ninja RDA Rebuildable Dripping Atomizer (S.S.) - 2-in-1 drip tip + top cap combo - 510 threaded connection (copper center pin, adjustable) - Quad-pole for dual coil build - Airflow control, 6 air holes on the sleeve - 22 mm diameter - Laser engraved logo Price: $9.95 Unit: Each Quantity: