Blender Stainless Steel 6-point Ice Crushing Blade Blender Blend-N-Go Smoothie Kit Compatible with Oster Classic Series, OSTERIZER GALAXIE blender/Chopper MODEL：004096-009-NP0 006629-BG3-NP0 006629-BK0-NP0 006641-000-NP0 006642-000-NP0 006647-000-NP0 006684-000-NP0 006694-015-RNP 006694-B00-RNP 006706-000-NP0 006803-000-NP0 006811-C00-NP0 006812-001-NP0 006831-000-NP0 006844-000-NP1 006844-NP1-BG3 006845-000-NP0 006847-NP1-BG3 006878-000-NP0 Compatible with Standard Oster Blenders that the motor base have opening of 3 3/8". Please see the 2nd picture. If the opening of your base is bigger, this item will NOT fit.