Exotek Hard Chassis & Steel Ball Diff Axle For The F1 Ultra
From Exotek Racing: 2.5MM HARD CHASSIS, EXTRA STIFF Optional extra stiff chassis designed for extra high grip smooth tracks. Made in the USA of 2.5mm quasi weave carbon fiber. Also has a new extra short wheel base setting (extra 2mm shorter than the stock short wheelbase) and has an extra chassis hole for 1/12 servo […]