AT227-1. Derringer Rebuildable Dripping Atomizer Clone - 1:1 clone - Compatible with 510 drip tip - Adjustable air flow - Triple posts design - Posts material: Stainless Steel + Gold Plated Copper - 510 threading connection - Gold plated copper 510 center pin - 22 mm diameter Price: $4.99 Unit: Each Color: Cyan Quantity: