2 rail. I have shot 18s with rifle fuel like how sleek and correct They're. I am able to set more cash into effectiveness pieces then clone right components similar to a ops brake and collar that I don't have a can for. Posted by BRAD on 23rd Jan 2020 https://lukasvkuel.dgbloggers.com/29912831/the-5-second-trick-for-ras-m4