Complete fully-adjustable aluminum back upright set features back aluminum hubs, carbon fiber expansion plates for camber link alterations and eccentric roll center bushings for lower roll center adjustment. The eccentric bushings enable two various upper/lower roll center improvements too two various inner/outer roll center functions. The top of roll center destination provides more traction in many conditions while the reduced roll center place makes the vehicle more free in corners and is suitable for high traction conditions. The composite eccentric bushings may be simply exchanged whenever worn within the dusty conditions to reduce maintenance costs. The top carbon fibre extensions are machined from lightweight carbon dietary fiber to minimize the excess fat while having 3 camber website link positions. The aluminum uprights are stronger hence ensuring greater dependability and increased lifetime. CNC-machined from high-grade Swiss 7075 T6. The whole set includes outside 8x16x5mm ball-bearings and interior 13x20x4mm ball-bearings.