The slimmer 1.6mm graphite top deck is recommended to be used in low- to medium-traction conditions with the aluminium chassis and for modified class. The graphite top deck features milled holes for special tweak-free top deck screws. Machined from 1.6mm graphite material, the design regarding the top deck has been specifically designed to accomplish maximum traction and great steering faculties at the same time. The initial top deck flex settings enables effortless adjustment of flex between 4 different faculties. The top deck is connected to the engine mount making use of these options: 1.) smooth environment - No bushing or bearing is used. This permits maximum flex and provides maximum steering. But the automobile is less stable on-power. 2.) Soft-medium environment - the most effective deck is connected to the motor mount via ball bearing. This setting eliminates some steering but improves security. 3.) moderate setting - the most effective deck is linked to the motor mount via unique screw M3x5.5mm behind layshaft. This setting eliminates a little bit of steering but improves stability. 4.) rigid environment - the most notable deck is connected to the motor mount via unique screws M3x5.5mm behind as well as in front of layshaft. This setting provides maximum security. And improves steering reaction. Because the 1.6mm top deck is more delicate, we suggest to utilize stiff environment for better durability.