Two rail. I have shot 18s with rifle fuel like how clean and exact They can be. I can put more money into performance components then clone accurate pieces similar to a ops brake and collar that I don't have a can for. The advantages of these alterations, nevertheless, have https://kac-m4-ras44836.blog-eye.com/29613739/knights-armament-carbine-length-quad-rail-can-be-fun-for-anyone