The MRE package is meant to get the job done with M4 carbines, and accommodates a set A2 front sight tower with carbine size fuel process. It extends earlier the front sight foundation, offering supplemental rail space with the mounting of tactical equipment. Includes a few KAC 11 Rib Rail https://emilianojxira.madmouseblog.com/7055385/not-known-factual-statements-about-kac-rail