[Blender Replacement Parts Suit]: Blender parts for osterizer fit models with blade base outer diameter of 2 3/4 inches, compatible with 5 and 6 cup glass or plastic jars. Not fit for Pro, Master or models. [Great Function]: Replacement kit for , base cup Fits most blender jars, helps save your money from buying a new osterizer blender or blender cup and also allows you to keep your old blender. As a blender parts replacement, the four-blade helps you make more morning smoothies and other blender foods. jar that works well. [Materials]: Steel mixing knife and rubber O-ring. Color: as shown Material: Plastic + stainless steel Package Contents: 2 x 4-blade mixing blade 2 x base 4 x gaskets Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.