Material: 6061 T6 aluminium. Package Include: 1 Set (As the Picture Show). Features: For YAMAHA MT-09 car body design, and the high degree of tightness of the engine parts, the impact of the base will not have a serious distortion of the situation occurs, to achieve the effect of complete protection. (Excluding weekend and Holidays). Thank you for your understanding. My goal is to make sure you are a happy customer and pleasant shopping with us.