The latest QP Design Violator RTA 28mm in Diameter with adjustable diamond cut XX airflow. Made in Canada features airflow stopper for no free spinning. Juice channels path for wicking. Juice flow control, 4 slide in metal airflow inserts with locking tabs. Dual coil and single coil airflow inserts. Diamond cut insert for dual and single coil. Straight cut insert for dual coil and single coil. Clip top cap, side terminal post-less deck. Clear and Black 810 drip tips. 2ml TPD insert (REMOVE TO HOLD 4ML), accessory bag, flat head screws, spare black O-rings. It also has a serial number and authentication card.