Retainer Nut Compatible with Vitamix 48 and 68 Ounce Blender Containers<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Holds the blade assembly securely in place</li><li>Stainless steel o-ring gasket forms a tight seal to keep water and food away from the blade</li><li>Retainer Nuts feature a black coating for easier cleaning and better looks</li><li>Replacement part compatible with Vitamix blender 48 and 68 ounce containers</li></ul></div><img src="http://ecx.images-amazon.com/images/I/311kIYMxc1L.jpg" noproxy>