Redline proline pro bmx bikeif youre looking to get more competitive with bmx racing then redlines proline pro bmx should be given serious consideration this bmx offers performance and value thats top class with its redline formed 6061 t 6 alloy frame aluminium sealed hubs and 100 crmo multi butted and tapered race fork quick release aluminium seatpostthe proline pro also features the tektro brake system sun rhyno lite rims and stainless steel spokes as well as redlines quick release a