The Beretta AR70/90 is a gas operated assault rifle chambered for the 5.56×45 mm NATO cartridge, and is the standard issue service rifle of the Italian Armed Forces. The weapon is also designed to be fitted with a rifle grenade, and has grenade sights.

貝瑞塔AR70/90 （英語： Beretta AR70/90）是一款以 氣動式 操作、1970年代由槍械製造商 貝瑞塔 所設計和生產的 突击步枪，亦是目前 意大利武裝部隊 的制式步槍，發射 5.56×45毫米 北約 口徑 步枪 子彈。

AR70/90式突击步枪与SC70/90式和SCS70/90式卡宾枪不同之处是，前者采用固定式枪托，后两者采用折叠式金属枪托，但SCS70/90式采用短枪管，不宜发射枪榴弹和安装刺刀。

貝瑞塔AR70/90 （英語： Beretta AR70/90）是一款以 氣動式 操作、1970年代由槍械製造商 貝瑞塔 所設計和生產的 突擊步槍，亦是目前 義大利武裝部隊 的制式步槍，發射 5.56×45公釐 北約 口徑 步槍 子彈。

The AR 70/90 is based on the AR 70/223 and has a conventional layout. Among its improvements are a strengthened receiver, the use of the 5.56x45mm NATO round, an optional three round burst ability, a bipod and a detachable carrying handle with light source for low light firing.

AR-70/90-GL是在AR-70/90突击步枪的枪管下加挂新加坡生产的CIS 40-GL榴弹发射器，在1980年代期间，意大利军队装备的CIS 40-GL榴弹发射器是由意大利弗兰齐公司（FRANCHI）特许生产的，并命名为GLF-40。

2023年7月7日 · This rifle was a substantial rework and improvement of the AR-70, using AR-pattern magazines and a 1:7″ twist barrel to run the SS109 62gr ammunition chosen as the new NATO standard in 1981. The 70/90 also added a 2-position gas regulator to the design, while carrying over the folding bipod and grenade launching capabilities of its predecessor.

The Beretta AR70/90 is a gas operated self-loading assault rifle chambered for the 5.56mm cartridge, and is the standard issue service rifle of the Italian Armed Forces. The weapon is also designed to be fitted with a rifle grenade, and has grenade sights.

2024年4月4日 · The AR-70/90s selector is truly selective, allowing for semi-auto, three round burst and fully automatic settings with a switch on both sides. The weapons feeds 5.56 NATO cartridges from STANAG M16 -type magazines which lock in and release with an ambidextrous magazine release located on either side of the housing in the lower receiver.

針對這些問題，貝瑞塔開始著手研發與改良新型步槍，直到1990年，貝瑞塔推出新型的AR70-90，新型的AR70-90針對先原制退不良的部份更改構型，並以焊接的方式加以強化，更方便槍機的往復運動，而傳動方式則仍然維持原始的瓦斯活塞連桿設計，雙耳閉鎖的槍機 ...