Item Descriptions:-The item is an uncut transponder gnition blank Key, please carefully compare blade to your original to make sure it is identical.-This spare key head is specially designed compatible with Mercedes-Benz series models, such as W204 W212 W176 W246 A-Class B-Class C-Class E-Class.-Using these spare key blanks, you can easily make new car remote keys to provide extra security for your car. In an emergency, such as when the original key is lost or damaged, the spare key head will play an important role in ensuring that you can start and operate the vehicle smoothly.-Key blade blank of premium and stable copper material, the key bladehas excellent durability and wear resistance.Package:2Pcs Car Key Blade BlankItem Specifications:Quantity:2pcsMaterial:CopperMaterial:SilverSize:49x19mm