Oster 5-Cup Glass Square Replacement Blender Jar, 4.5" Top for Oster Models Only Electronics The remaining space is needed

The remaining space is needed to release air pressure generated

"1 GJS Gourmet Silicone Sealing Gasket Compatible with 8 Quart Crock-Pot Express Pressure Cooker Model SCCPPC800-V1"

It doesn't get in the way of the paddle rotation and won't interfere with mixing process

this clever coffee dripper is absolutely safe to use and highly durable

Oster 5-Cup Glass Square Replacement Blender Jar, 4.5" Top for Oster Models Only Electronics The remaining space is neededBrand: Oster Features: 5 cup square top glass jar fits most Oster and Osterizers Fits all Oster Kitchen Centers Except Intuitive models Fits all blenders which use a 5 cup square top jar Clear Glass Square top, lid not included. Top Opening is 4. 5" X 4. 5" Part Number: 045R