The Mini Ripper's aluminum frame features an ultra-stiff bi-oval downtube, rectangular rear stays and 3D-forged dropouts. Add in the lightweight 6066 aluminum Landing Gear forks, Promax Impact Mini stem, Alienation Ankle Biter rims and new Vee Tire Co Speed Booster tires, and you have one of the lightest and fastest mini race bikes on the track at only 15.8 pounds!