This is a Dual Ridge Jr. built for B-MAX. It has been trimmed to fit the FM-A chassis. All parts are genuine Tamiya products, so you can buy with confidence. Body: FM-A Chassis Round hole ball bearings Front: Carbon front stay x 2 9mm bearing rollers 830 ball bearings 12mm/13mm two-stage aluminum rollers FRP X-Stays Rear: 13mm all-aluminum bearing rollers x 2 13mm two-stage low-friction plastic rollers x 2 Carbon brake stay Carbon front stay x 2 FRP X-Stays Side: AR carbon side stays Motor: High-power dash motor Mass dampers: Please check the front, side, and rear. Tires: Small-diameter low-height hard tires Small-diameter low-height maroon tires Y-spoke carbon wheels are through-drilled. The body is painted with metallic green, metallic black, and metallic orange, with stickers applied and finished with a clear top coat. The metallic green and metallic black are painted in a gradient. All screw holes are countersunk. It took about a month to complete. It has been rebuilt on a new chassis. I think it can also be used in the newly established stock class. Please purchase only if you understand. It will be wrapped in bubble wrap and shipped in a case with a black lid.