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B-17半自动步枪是爱国者武器公司推出的一款轻量型步枪,有发射7.62×51 mm NATO弹和6.5mm格伦德尔弹两种口径型。其上下机匣均采用7075航空级铝合金材料制成,机匣与护手顶部设有皮卡汀尼导轨,并连为一体,可安装瞄准镜等附件。为减轻武器质量,护手较纤细,并与机匣的宽度保持一致,使得武器整体非常协调。护手为圆筒形,顶部加工为平面并设有导轨,左右两侧及下方亦加工为平面,并预留有导轨安装孔,可根据需要加装导轨,
The B-17 semi-automatic rifle is a light-weight rifle from the Patriot Arms Company that has two 7.62 x 51 mm NATO bombs and a 6.5 mm Grundl bomb. The upper and lower casing are made of 7075 aviation grade aluminum alloy material, the top of the casing and hand guard with Picatinny rail, and even as one, you can install aiming mirror and other accessories. In order to reduce the quality of the weapon, the hand guard is slimmer and consistent with the width of the receiver so that the overall coordination of the weapon is very good. Handgrips are cylindrical, the top is machined to be flat and equipped with guide rails, the left and right sides and the bottom are also machined to be flat, and the guide rail mounting holes are reserved, and the guide rails can be installed as required.