[Fit For] The replacement extractor blade is compatible with 600W or Pro 900W Series models. 600W unit numbers: NBR-0601, NBR-1201, -101, -101B, -101S. 900W unit numbers: NB9-1301, -201. [Not Fit For] Not compatible with (1700), Lean (1200), Baby, or Ninja blenders. Please check your blender model before purchasing. [Powerful Stainless Steel Extractor Blades] High-speed blade made of food-safe stainless steel, sealed with silicone rubber gaskets. Durable and leak-proof. Utilizes cyclonic action to break down tough ingredients. Ideal for making smoothies, omelets, snacks, and nut butters. [Included] 1 x Replacement Extractor Blade Assembly, 1 x Silicone Rubber Gasket O-Ring (pre-installed in the blade). Blade dimensions: Outer Diameter/Inner Diameter: 10.5/9.8 cm, Height: 4.2 cm. [Note] The silicone rubber gasket O-ring is pre-installed but may become loose during shipping. Ensure it is securely seated before use. Color: Gray. Material: Plastic + Stainless Steel. Package Contents: 1 x Replacement Extractor Blade. Only the listed items are included; other products are not part of this package. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance: +/- 1–3 cm.