This replacement kit fits most blender jars. They help to save your money from buying a new osterizer blender or new blender cup and also let you keep your old blender.High Quality:Replacement part kit for blender:Stainless Steel "ice crusher" blade adopt reversing blade technology.Name: Mixer accessoriescolour:Black+greyMaterial:304 stainless steel + plasticPackage Contents:1 x 4-point blade1 x blender jar base2 x seal gasket1 x 4903 Black Square Jar Lid and Center CapOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.