For sale is a rare, like new, Bushmaster ACR in .450 Bushmaster caliber. It is a non-restricted semi-automatic rifle. It has the famous ACR folding stock (adjustable for legth & height). It is a fully ambidextrous rifle (w/ ambi charging handle, bolt & mag release etc.). It has a full length picatinny rail on top for mounting optics, with additional space for accessories on the handguard. It was designed by Magpul as a multi-caliber rifle with easily swappable barrels. This rifle is in excellent plus condition with only 2 boxes (i.e., 40 rounds) through it!