The Ultra-Efficient MA Chassis The MA (Midship AERO) Chassis has its engine inside center, and features a design which concentrates upon attaining outstanding aerodynamic performance. It's six specific low-friction rollers, a rear skid club and different quick features developed as a consequence of years of design experience. The single-piece monocoque framework also guarantees that assembling and maintaining the automobile well-maintained is an activity that could be done by novices and veteran racers alike. Below, the MA framework features a 4:1 gear ratio. SpecificationsLength: 156mmWidth: 97mmHeight: 48mmIncludes double shaft motorPolycarbonate-ABS human anatomy (smoke)MA Chassis = tough Polycarbonate-ABS (black colored colored), A parts = low friction resin (yellow)Super hard and large-diameter slick tires (black/yellow pinstripe)4 chatted tires (profoundly black colored colored colored colored plated)Gear ratio 4:1Includes metallic stickersEasy snap-together construction individually required ItemsR6/AA/UM3 batteries (x2)