ECS drive shafts 58mm long, for optimized steering and stability. The popular XRAY ECS drive shafts equalize the speed between the drive shaft and the wheel. With a unique 2-piece joint between your axle while the wheel, similar extreme wheel switching angle is split into two shallower angles without causing binding. Aside from cornering rate and wheel angle, the internal wheel wont bind or vibrate. Drive through part is more stable, more precise, and easier. Drive shafts are exclusively made of special world-renowned, top-secret, self-developed HUDY Spring Steel. The drive shafts are strategically lightened begin to see the hollow end associated with dog bone to make sure the lowest feasible weight without compromising strength or durability. These specially-lightened drive shafts can only just be made of unique HUDY Spring Steel that was developed for extreme racing conditions. The drive shafts have been also hand-ground for optimum precision and also to offer real rotation and unbinding drivetrain procedure