Revolvr Tank4.5mm Base Diameter 4mL Juice Capacity Superior 303 Stainless Steel Construction High Borosilicate Glass Reinforcement Unique Revolver Coil System 0.32ohm Triple Coil Design - 0.9ohm Per Independent Slot - rated for 50-140W 0.22ohm Quad Coil Design - 0.9ohm Per Independent Slot - rated f..