Original Name / Part No.: ARA320512Part location: Top of rear gear box shock tower areaProduct major functions & usage: Stabilize the shocks and the rear upper arms.Is this part adjustable? If yes ¡¦ how and why/purpose?YESHow: To mount the shocks onto different positioning holes on the shock tower.Purpose: Purpose: Adjust the angles of the shocks.Accessories:Shock Tower 1pcMajor advantages of upgrading to this part/product:1. Made with a quality light weight high tensile strength aluminum 6061 T6 for good sturdiness and support.2. This shock tower is modified to have a more 3D appearance.3. Multiple positioning holes designed to adjust the angles of the shocks that can suit for different play modes.