Staying true to SE's claim of "BMX Innovations," the Ripper Jr is one of the stiffest, lightest and fastest junior-sized race bikes on the track. At only 16.2 pounds, this amazing bike features a lightweight 6066 aluminum frame with a bi-oval downtube, lightweight 6066 aluminum Landing Gear forks with aluminum steerer tube, Vee Speed Booster tires, a Promax Impact Mini stem and Alienation Ankle Biter rims.