Feature●Replacement For -Aluminum alloy automatic transmission fluid drain plug crush washer seal.●Function - Ensuring proper fit with the drain plug and creating a tight seal.●O.D.(outside diameter): 18mm, I.D.(inside diameter): 10mm, Thickness: 2mm.●Installation - Easy to install and replace the broken one, no special tools needed.●Purchase Note - Please ensure this part is suitable for your vehicle before purchasingDescription