Description This is not a "ONE SIZE FITS ALL" rack - You MUST order the model and size that matches your Aventon ebike model and size. Do not order this rack if you don&';t have a Pace 350 or 500 series ebike; It will not fit. Our rear rack was designed and built by Aventon engineers to fit your FIRST GENERATION Pace 500, Pace 500 Limited Edition, Pace 500 Step-through, Pace 350, or Pace 350 Step-through ebike like a glove. Features Beautifully crafted from strong, lightweight aluminum for a lifetime of use. Mounting hardware included. Black finish. Load capacity: 55lbs Rack size corresponds to the frame size of Pace 350 and 500 ebike; Order accordingly to size. * Optional bags, panniers, and baskets are for illustration purposes only and are not included. Support Rack Installation Instructions (PDF)