Features: Designed by RiP Trippers Dimensions: 2-3/8″ x 1″ (Including Drip Tip and Threads) 25mm Diameter 510 Threaded 4.6ml e-Liquid Capacity (8.1ml with Expansion Tube) Dual Bridge Clamp Posts with 4 Holes Designed for Both Single and Dual Coil Builds Juice Flow Control Innovative Airflow Control System Choose from Bottom Airflow, Top Angled Airflow or Both Domed Top Chamber for Inc