Beretta ARX100: full disassembly & assembly

The Beretta ARX100 is a semi-automatic only variant of the ARX160 that is intended for the civilian market. It is chambered in ×45mm NATO/.223 Remington cartridge. It features a Picatinny rail on the top of the receiver for mounting various optics, on both sides of the hand guard for mounting various accessories and on the bottom of the handguard for mounting various grips, a quick change barrel, a barrel length of 16-inch, a folding back-up iron sights, ambidextrous fire/safety selector, magazine relea