Newly-designed aluminum framework with unique cutout openings for increased flex. This framework is recommended for and works well on low-to-medium traction tracks. Not advised for quite high traction conditions where in fact the #301140 - Aluminum Chassis increases results. This new aluminum flex framework generates more traction and makes the vehicle quicker and simpler to drive. Utilized effectively by XRAY group anyway latest events, a âśmust have actuallyâť for each severe racer.Due the type associated with aluminum material together with machining process, it is normal your chassis can be slightly bent within the longitudinal direction.