Features: Brand new and high quality Blender mushroom head connectors is selected from stainless steel material, wear resistant. The gears is incisive and in good working condition, excellent performances. Perfect for making smoothie. Mushroom head gear coupling can be done without the need for professional help or tools. Blender smoothie machine mushroom head is a universal fit for most blender, making it a practical addition to your kitchen gadgets. Blender drive socket mushroom head is suitable for smoothie machines, soybean milk machines, food processors, blenders. Specifications: Material:Stainless Steel Type:1Pcs/2Pcs Size:Approx.3.3x3.3x2.5cm/1.3x1.3x0.98inch Package Includes: 2 Optional Package Package 1 Include:1x Blender Drive Socket Package 2 Include:2x Blender Drive Socket note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.