The 76mm Beasts are available in both 84A and 87A durometer. They have offset cores with fat lips, allowing for the proper amount of grip when cornering and carving. However, the trademarked fireball SlidePrepped® surface allows you to break into a slide and create clean lines when you  eel that urge. The angled lips create a progressively larger contact patch as the wheel is slowly worn down from rippin’ slides. A fiery blend of freeride and grip, the Incendo is an ideal all- round 70mm wheel. The offset cores with fat lips allow for the proper amount of grip when  cornering and carving. However, the Fireball SlidePrepped® surface allows you to break into a  slide and create smoking clean lines when you feel that urge. The angled lips create a progressively larger contact patch as the wheel is slowly worn down from rippin’ slides. fireballwheels.com