CNC-machined from Swiss 7075 T6 aluminum, this X12`20 framework contains unique cutout spaces for increased flex. This framework is recommended for and works well on medium and high-traction songs; not advised for very-high traction conditions, where in fact the #371114 Aluminum Chassis works better. This aluminum flex chassis yields more traction and provides improved steering. Used successfully by Team XRAY at numerous races, this chassis is a must have for every single serious racer. The chassis was in fact redesigned with a significantly narrower shape that guarantees the framework won't have drag in high speed corners which increases steering response and increases high-speed steering. The framework includes updated design concerning the grooves the graphite battery pack backstop allows for better battery power mounting and adjustment into the numerous frequently-used cross-chassis place. The updated design from the framework also accommodates the latest part link mounting system.