ITEM NAME:Billet Aluminum Oil Drain Flange 3/4 "Barb img *{margin:0;padding:0;.1x 3/4 NPT 51mm Oil Drain Flange. T6061 Billet Aluminum CNC Machined Heavy Thick Base that will not distort or Leak. With 3/4" NPT threads for easy 12 drain hook up. 1x Oil Drain Gasket. SKU: DMO0018801152035376.