This oval set of back door hardware is made of stainless steel. By using stainless steel, this product has a long life and the brushed treatment gives the product a matte look. The product is SKG*** approved, which means that it is a heavy burglary resistant hardware. In addition, it is equipped with key pull protection, which protects the cylinder from being pulled out and drilled into the cylinder core. This set is provided with both a lever for the outside and a lever for the inside and can be used both left and right. The security hardware has a profile cylinder hole size of 72 mm. The set is delivered including assembly instructions and mounting materials.