Look for a sub $300 paintball gun with the firepower to keep up with your friends? Look no further than the Proto Rail. Built to run off of compressed air and using the same autococker threaded barrel on higher end guns. The proto rail is built to perform at a price you can afford. Anti chop eyes ensure the rail only fires when a ball is fully in the chamber. The rail has a elelctronic board preprogrammed with multiple firing modes for the most popular tournaments including psp, nppl, and millenium.