USC45卡宾枪(拥有卡宾枪外形,实为冲锋枪)是UMP45冲锋枪的民用型,发射0.45英寸ACP弹。很多用户对USC45卡宾枪的一体式的固定式枪托及握把不太满意,自行购买其他武器公司的枪托及握把转换套件对其进行了改造。针对这一情况,Hera Arms公司推出了专为USC45卡宾枪设计的FSC Gen.2枪托转换套件。该转换套件包括枪托、机匣尾盖、握把三部分,三部分为可拆卸式。其握把通过燕尾槽固定在机匣尾盖下方,枪托连接在机匣尾盖后端,既可伸缩,又可折叠,深受用户喜爱。 USC45 carbine (with a carbine shape, in fact, submachine gun) is a civilian UMP45 submachine gun firing 0.45 inch ACP bombs. Many users of the USC45 carbine one-piece fixed gunstock and grip are not satisfied with their own purchase of other weapons company’s stock and grip conversion kit to transform it. In response, Hera Arms introduced the FSC Gen.2 butt conversion kit for the USC45 carbine. The conversion kit includes the stock, the tail cover, grip three parts, three parts for the detachable. Its grip through the dovetail fixed in the casing tail cover below the buttstock connected to the rear end of the casing tail cover, both retractable, but also fold, by the user favorite.