• Graphite extensions for aluminum rear uprights • 2mm lower roll center positions • Allows to keep camber link in same position when uprights rises • Lightweight • Premium-grade graphite material • Fits XB8 & XT8 aluminum rear upright #353366 • 2 pcs in set The graphite extensions for aluminum rear uprights #353366 feature camber link mounting holes 2mm lower which allows to move link lower when hub rises to keep link in same position. Made from premium-grade graphite material. Set of 2. Fits: XB8 Aluminum Rear Upright #353366