Don't replace your whole blender when you need a few blender parts Compatible with NutriBullet 600W 900W Extractor Blade and Flat Milling Blade Brand new and high quality This part is compatible with NutriBullet 600W 900W Extractor Blade and Flat Milling Blade. If you need a new Nutri Bullet Rubber Gear Replacement, look no further! Don't replace your whole blender when you need a few blender parts!