Original Name / Part No.: AR32057Part location: Front + rear body postProduct major functions & usage: Stabilize and support the shell of vehicle.Is this part adjustable? If yes ¡¦ how and why/purpose?YESHow: Adjust the body post at different positioning holes.Purpose: To adjust the height of the shell.Accessories:Front Body Post 2pcsRear Body Post 2pcsMajor advantages of upgrading to this part/product :Made with a quality light weight high tensile strength aluminum 6061 T6 for greater durability, small stainless steel pin for better stability and prevent deformation.