Features: 1.Seat armrest, pivoting and adjustable, providing additional comfort for you when driving. 2.Large adjustment range, meets different requirements (based on the horizontal plane, the upward adjustment can be 90, and the lower adjustment can be about 30). 3.It can be applied to different seats. Suitable for trucks, van, RV, pickups, cars, etc. 4.Installed on the left hand side of the driver or co?pilot. Comes with mounting bracket and screws, easy to install. 5.Made of high?quality PU, plastic and metal, resistant to shock and wear, durable to use, not easy to damage. Specification: Item Type: Seat Armrest Colour: Black Place on the Vehicle: The left hand side of the driver or co-pilot seat Key Component Material: PU foam, covered plastic frame, metal mounting bracket Adjustable Range: 0-120 degrees Material: PU, plastic, metal Function: Stepless adjustment Insert: Iron/ABS Surface Material: PU with leather foam Features: Adjustable, anti-vibration, wear-resistant Application: Car seat Installation Configuration: 1. Open the packing box and check all the items. 2. Open the cover of the seat back. 3. Please sit on your seat and make the mark on the position where is the most comfortable to you. 4. Drill two holes on the mark you have made. 5. Fix the armrest mount to your seat by screw given. 6. Open a little hole on the sponge,then take the axis out of the sponge. 7. As for the cover,it is the same with last step. 8. Fix the armrest to the parts from the outside,and fix the screw. 9. Put on the lid.