[Fit For] Replacement extraction blade is suitable for NutriBullet 600w or Pro 900w series. Models listed below. Number of units 600w: NBR0601, NBR1201, NB101, NB101B, NB101S; Number of units 900W: NB91301, NB201 [NOT FIT] NOT COMPATIBLE with NutriBullet RX (1700 Watts), NutriBullet Lean (1200 Watts), Baby Bullet or Nutri Ninja blenders. Please check your blender model before purchasing. [Powerful Stainless Steel Extractor Blades] The high-speed blade is made of food-grade stainless steel and sealed with silicone rubber gaskets. More durable and leak-free. Use cyclonic action to easily break down tough ingredients. Effortlessly create your favorite smoothies, omelettes, snacks and nut butters. [Included] 1 x Replacement Emulsifier Cross Blade Assembly. 1 x silicone rubber o-ring pre-installed already in the blade. Blade Size: Outer Diameter/Inner Diameter: 10.5/9.8cm x Height: 4.2cm. [Note] 1 x pre-installed silicone rubber O-ring in the blade already. It may be loosened during transportation, please put it firmly in the blade before use for better performanceColor: Gray Material: Plastic + Stainless Steel Package Content: 1 x Replacement Puller Cross Blades Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The allowable measurement error is +/- 13cm.