Aluminum T419 framework with exclusive cutout areas for increased flex. This framework is recommended for low-to-medium traction songs because it creates more traction. (perhaps not motivated for high- and very-high traction conditions by which either the #301149 or #301150 chassis are better). Leading brace which will be frequently effectively arranged concerning the framework with two screws eliminates component flex before this framework, increasing steering effect and making the automobile more predictable. Efficiently raced by the factory team, and utilized by Bruno Coelho to win the earth Champion name, that is a must have actually really for every and each serious racer.