Tag Archives: upper receivers

DoubleStar Introduces Two New Calibers into their Extensive Line of Uppers

DoubleStar adds the popular .22 Nosler and .224 Valkyrie to their lineup. Winchester, Ky. (November 2018) – DoubleStar Corp, manufacturers of high-quality, US-made AR components, rifles, pistols and edged weapons, is proud to introduce two new calibers to their extensive … Continue reading

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