The WR8 cars and Bullet trucks now have a range of hard anodized aluminium parts that dramatically increase their durability and help them look super cool! The Aluminium Rear Brace will increase the rigidity of the rear end of the chassis, which keeps optimum drivetrain efficiency and better rear-end handling. Combine with the Front Upper Brace and Front Brace for a much stiffer chassis! See the full range of hard anodized aluminium options for the WR8 and Bullet kits! #108021 ALUMINIUM REAR HUB CARRIER SET (0 DEG/HARD ANODIZED) #108022 ALUMINIUM FRONT UPPER BRACE (HARD ANODIZED) #108023 ALUMINIUM FRONT BRACE (HARD ANODIZED) #108024 ALUMINIUM REAR BRACE (HARD ANODIZED) #108077 ALUMINIUM FRONT C-HUB L/R (HARD ANODIZED) #108078 ALUMINIUM KNUCKLE SET L/R (HARD ANODIZED)