Please see the picture to determine the crack. I always work with my customers to resolve any problem. For all others, there might be extra. Regardless of the origin of the equipment, documentation provided or identification appearing upon the equipment, the equipment described and offered here is in no way certified for, recommended for, or offered for any specific use.The sale of this item may be subject to regulation by the U. Food and Drug Administration and state and local regulatory agencies. 1841 W Carriage House Dr, Baton Rouge, LA 70815. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical & Lab Equipment, Devices\Lab Mixers, Shakers & Stirrers\Magnetic Stirrers & Hotplate Stirrers". The seller is "mkandara" and is located in this country: US. This item can be shipped worldwide.