Aluminum structure (reinforced steel). Suitable for all models of hoverboards 6.5 "to 10". Sold whole skeleton (male female part). Consists of 2 parts, the trunk allows the hoverboard of supporting a weight of up to 120Kg. For the same basis to all boards, this skeleton is pivoted to a variation of 20 ° forward or backward. Fixed through screws, there place inside the battery, motherboard the engine s. Our technicians take charge of your installation of spare parts, with labor costs force.