Disclaimer: Not an OEM product. This is not a Nutri Bullet original product. This is a generic replacement part compatible with Nutri Bullet. Any use of the Nutri Bullet brand name, model or part designation for this product is made solely for purposes of demonstrating compatibility. These 2 Gray Gasket Replacements for Nutri Bullet 600W 900W blenders fit on either Nutri Bullet Extractor Blade or Nutri Bullet Flat Milling Blade, or any of the lids. Package includes 2 (two) gray gasket replacements for Nutri Bullet blenders. Please note: NOT Compatible with Nutri Ninja, Nutri Bullet RX, Magic Bullet or Baby Bullet blenders.