The KitchenAid KSB50B Black Replacement Glass Blender Jar Pitcher is a high-quality, durable blender pitcher designed specifically for the KitchenAid KSB50B model. With a capacity of 40 oz or 5 cups, this sleek black pitcher is made of glass, making it easy to clean and perfect for blending a variety of beverages and smoothies. This replacement pitcher includes the blender component, ensuring you can continue to use your KitchenAid blender with the assurance of a genuine KitchenAid product. Please feel free to ask me any questions you may have. Thanks!