Compatible Models - Bl480, Bl480c, Bl488, Bl488w, Bl640, Bl641, Bl641c, Bl642, Bl642w, Bl680a, Bl681c, Bl682. Please Confirm Your Blender Need 7 Fins Blade Before Purchasing. (only Suitable For 18 / 24 / 32 Oz Cups, Not 16 Oz) Advantages - Made Of Food Grade Plastic And Stainless Steel, Protect Your Health. Gasket Rubber Is Perfectly Sealed And Does Not Leak. Excellent Quality In Parts, It Integrates Sharper To Grind Food Easily. Muti-purpose - Pulverizes Vegetables, Fruits, Milkshakes Into A Delicious Effortlessly, Easy To Make Smoothies, Mashed Meat And Paste Food For Children. Help You To Save Time And Energy. Easy To Use And Clean - The Gasket Is Pre-installed In The Blade, You Can Directly Install It On A Blender Without Additional Operation. Cleaning Made Easy, You Just Wash The Blade With Soap And Flowing Water. Note: The Rubber Gasket In Bottom Blade Maybe Loosened During Portation. Before Using The Bottom Blade, Please Check The Rubber Gasket. Colour:black Material:pl