We delivery reduction for big quantity. Welcome to touch with us! [COMPATIBLE MODEL] The replacement equipment for Magic Bullet is ONLY tournament for 250W Magic Bullet Blender (MB1001 Series), Does NOT event for Mini Magic Bullet or Baby Bullet. [EASY TO INSTALL] 1. Take a towel, with a towel wrap blade with his left hand holding. Right hand keeping the connecting shaft, connecting shaft rotate clockwise to fall. When putting in counter-clockwise to tighten. Colour:Black Material:plastic Package Contents: 2 x common equipment 2 x blade tools four x sealing ring Only the above equipment content, other merchandise should not included. Note: Light shooting and assorted reveals may cause the colour of the object within the photo a little varied from the genuine thing. The length allowed error is +/- 1-3cm.