Aspect mounted system with an integrated MILSTD 1913 rail piece for sighting devices. Suitable for use Using the M203. AR15.COM is the globe's premier firearm community and it is a collecting place for firearm fans of every kind. From hunters and navy customers, to competition shooters and standard firearm fans, https://fernandozeouc.bligblogging.com/30074223/top-guidelines-of-ras-rail