Perfect replacement kit for your everyday need for nutrition extraction. [Fit For]-- Compatible with the for N-utriBullet 600W and N-utribullet Pro 900 High-Speed Blender/Mixer System -101B -101S -201 or Flat Milling Blade. NOT FIT for N-utriBullet Lean, RX or N-inja Blenders.Please kindly check the models carefully before order. [Premium Qualiy]-- Seal O Ring and shock pad are made of rubber, black gear and motor top base gear are made of plastic. These blender replacement parts for N-utribullet blender are safe and durable for long time use. Note: The color of the cleaning brush is random and cannot be specified Material:plastic colour:As Shown Package Contents: 2 x Transparent drive wheel 2 x Black gear 6 x Shock absorbing pad 3 x sealing ring 1 x Cleaning brush Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.