*Fuel tank with vase capacity, easily to refuel with super calibre, prevent overflowing and leaking.
*Front/rear umbrella gear differential and differential box with leak protection.
*With 13.8g super-light-weight flywheel, make the engine smaller in load.
*Adjustable-bounce, make spring buffered.
*Differential with 5pcs of screw only, fixing/disasembling is easy.
*The all-metal disc type brakes and super thick asbestos brake block.
*Flexuose 6061 aluminum chassis, thickness:2.5mm
*Aluminum alloy in 6061, anodic heavy-duty adrustor.
*Variable shockproof spring.