Description: Made od high quality Carbon steel,Durable. Black painted body for anti-rust purpose. replacement lift supports, easy fit. for BMW E60 E61 525i 528i 530i M5 2004-2010. Specification: Material: Carbon Steel Total Length: Approx 330mm/13 Inch Diameter: Approx 18mm/0.7 Inch Bar Length: Approx 50mm/1.97 Inch Bar Diameter: Approx 8mm/0.3 Inch Package Includes: 2 Pieces Hood Lift Supports Note: 1.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2.Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm)