the chassis is topped off with an alloy center chassis brace and alloy servo mounts to also improve on lowering the overall center of gravity

the S500 open two seater sportscar

Change the central spacer block and fit a separately-sold prop shaft for S (210mm)

5 inches wide

Exotek Racing - Sport3 Rear Carbon Fiber Tower with Alloy Shock Ball COR00182 the chassis is topped offRacing grade USA made 3mm carbon fiber shock tower for the HPI RS4 Sport 3. Heavy duty and extra stiff for improved suspension action and consistency. Lightweight carbon gives your Sport3 that racing factory look. Includes lightweight alloy 4. 75mm socket balls for the shock cap.