[COMPATIBLE MODEL] The replacement kit for Magic Bullet is ONLY match for 250W Magic Bullet Blender (MB1001 Series), Does NOT match for Mini Magic Bullet or Baby Bullet. [EASY TO INSTALL] 1. Take a towel, with a towel wrap blade along with his left hand holding. Right hand maintaining the connecting shaft, connecting shaft rotate clockwise to fall. When installing counter-clockwise to tighten. Colour:Black Material:plastic Package Contents: 2 x classic instruments 2 x blade tools 4 x sealing ring Only the above kit content, other products are usually not included. Note: Light shooting and diverse displays can cause the colour of the item within the photo a bit of different from the genuine thing. The size allowed error is +/- 1-3cm. Dear customer, if you wish to purchase in extensive quantities, please touch us, we can delivery one other preferential price.