Is your blender blade getting dull or just not working right? No need to buy a whole new machine! This is a replacement 7-fin blender blade base that fits a TON of popular Nutri Bullet and Ninja-type blender models. It's made from sturdy stainless steel (for the sharp cutting part) and durable ABS plastic (for the base), so it's tough and built to last. Super easy to install and remove – just swap out your old one. Make sure you check the compatibility list! The 7-fin version fits models like BL481, BL480, BL487, BL492, BL642, and many more (the full list is in the description, so please double-check your model number). It's a great, affordable way to bring your favorite smoothie maker back to life. Makes a perfect spare part to have on hand. Blends, chops, and mixes just like the original. Get back to making your morning shakes and sauces without the hassle!