Replacement Parts Compatible with Hamilton Beach bls, fits glass or plastic jars; not compatible with Wave Action or Wavestation models; compatible with most Hamilton bl models. Helps extend the life of your bl, reducing the need to purchase a new unit. Main Features: Black plastic base with four-point fusion blade for sharp and efficient performance, grey rubber o-ring gasket, black plastic screw cap, provides reliable sealing and leak resistance. Quality: Durable steel blade and rubber O-ring sealing gasket. How to Install: Unplug the bl before beginning any repair. For this replacement, you will need a flat head screwdriver and a hammer. The drive coupler has a left-hand thread; rotate clockwise to remove and counterclockwise to secure. Color: White + Black + Gray Material: Plastic Package Contents: 1 x Blade, 1 x Bl Jar Base, 2 x Rubber O-Ring Sealing Gasket Note: Only the items listed are included. Lighting effects and display settings may cause slight variations in color between the image and the actual product. Measurement may vary by +/- 1-3 cm.