CZ 805 Bren (model 1/4)

The CZ 805 BREN modular assault rifle is a gas-operated (short-stroke gas piston) selective fire self-loading rifle with a rotating breechblock and cold hammer forged chrome lined barrel manufactured by CZUB[1]. The modular design currently enables users to change the caliber of the weapon to 5.56x45mm or 7.62x39mm intermediate cartridges by quick change of barrel with gas tubes, breech block, magazine bay and magazine.[2]

CZ BREN is a series of assault rifles and battle rifles, namely the CZ