[Fit For]-- The Replacement Extractor Blade is Fit for 600w or Pro 900w Series. Models listed as . 600w units number: NBR-0601, NBR-1201, -101, -101B, -101S; 900w models number: NB9-1301, -201. [Not Fit For]-- NOT COMPATIBLE with for RX(1700 ), Lean (1200 ), Baby or blenders. Please check your blender model purchasing. [Powerful Stainless Steel Extractor Blades]-- The high-speed blade is manufactured from food-safe stainless steel and sealed with silicone rubber gaskets. More Durable and no leakage. Use cyclonic motion to simply damage down hard ingredients. Effortlessly create your favorite smoothies, omelets, snacks and nut butters. [Included]-- 1 x Replacement Emulsifier Blade Assembly. 1 x Silicone Rubber Gasket O Ring pre-installed already in the blade. Blade Size: Outer Diameter/Inner Diameter: 10/9 x Height: 4. [Note]-- 1 x Silicone Rubber Gasket O Ring pre-installed already in the blade. It may be loosen throughout the transportation, please put it snugly within the blade use for superb performance colour: grey Material: plastic + stainless steel Package Contents: 1 x Replacement Extractor Blades Only the above equipment content, different merchandise usually are not included. Note: Light and varied displays can cause the colour of the article within the photograph a chunk different from the real thing. The size allowed error is +/- 1-3cm.