[COMPATIBLE MODEL] The replacement equipment for is ONLY match for 250W Blender (MB1001 Series), Does NOT match for Mini or Baby . [EASY TO INSTALL] 1. Take a towel, with a towel wrap blade together with his left hand holding. conserving the connecting shaft, connecting shaft rotate clockwise to fall. When installing counter-clockwise to tighten. Colour:Black Material:plastic Package Contents: 2 x basic equipment 2 x blade instruments four x sealing ring Only the above kit content, different merchandise aren't included. Note: Light and various reveals could cause the color of the item in the photograph a chunk assorted from the genuine thing. The dimension allowed error is +/- 1-3cm.