Precision technology, durable. After the surface is treated by precise electroplating process, it has stable chemical properties, high corrosion resistance and scratch resistance.Adopt high quality and high density seamless steel pipe, surface spray high temperature baking, no Rust, no oil leakage.Adopt import sealing ring + double oil sealing production process to prevent oil leakage.There Are No Instructions Included In This Kit.Professional Installation Is Highly Recommended Product Name: Tailgate Gas StrutsCondition: NewLength: 38.5cmManufacturer Part Number: 51247060623 ; 51 24 7 060 623Placement on Vehicle: Rear, Left, RightFitment:Fit compatible with E90: 2006-2011E90 323i Sedan, USAE90 325i Sedan, USAE90 325xi Sedan, USAE90 328i Sedan, USAE90 328xi Sedan, USAE90 330i Sedan, USAE90 330xi Sedan, USAE90 335i Sedan, USAE90 335xi Sedan, USAE90 M3 Sedan, USAE90 316i Sedan, EuropeE90 318d Sedan, EuropeE90 318i Sedan, EuropeE90 320d Sedan, EuropeE90 320i Sedan, EuropeE90 320si Sedan, EuropeE90 323i Sedan, EuropeE90 325d Sedan, EuropeE90 325i Sedan, EuropeE90 325xi Sedan, EuropeE90 328i Sedan, EuropeE90 330d Sedan, EuropeE90 330i Sedan, EuropeE90 330xd Sedan, EuropeE90 330xi Sedan, EuropeE90 335d Sedan, EuropeE90 335i Sedan, EuropeE90 335xi Sedan, EuropeE90 M3 Sedan, Europecolour:BlackMaterial:steelPackage Contents:2 x Gas StrutsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.