The XM7, previously designated as the XM5, is the U.S. Army variant of the SIG MCX Spear, a 6.8×51mm (.277 in), gas-operated, magazine -fed assault rifle [1] designed by SIG Sauer for …

XM7（前稱：XM5）是SIG MCX Spear突擊步槍的美國陸軍衍生型，發射.277 Fury （ 英语 ：.277 Fury ） （6.8×51毫米）口徑子彈 [1] [8] 。 它是由 西格&紹爾 （SIG Sauer）於2022年為了參 …

Civilian version of the U.S. Army’s new XM7 rifle; Available in 7.62x51 and coming soon in 277 SIG FURY; Non-reciprocating side and rear charging handle for maximum flexibility in …

2024年12月16日 · While launched in 2019, the desire to give troops a newer weapon for combat had emerged during the War in Afghanistan, as it was found the 5.56 x 45 mm NATO rounds …

2024年6月15日 · XM7 （前称： XM5）是 SIG MCX Spear突击步枪 的 美国陆军 衍生型，发射.277 Fury （英语：.277 Fury） （6.8×51毫米）口径子弹 [1][8]。 它是由 西格&绍尔 （SIG …

2025年3月17日 · The XM7 was developed under the Next Generation Squad Weapon (NGSW) Program to replace the 5.56 x 45 mm NATO round used by the M4 and the M249 Squad …

2023年3月1日 · The Sig Sauer MCX Spear is a multi-caliber platform that can swap between .277 Fury, 6.5 Creedmoor, and 7.62 NATO via a simple barrel change at the user level.

2024年12月5日 · The XM7 assault rifle, previously known as the XM5 is the United States Army variant of the SIG MCX Spear, a 6.8×51mm (.277 in), gas-operated, magazine-fed, assault …

2024年12月20日 · The XM7 fires a much newer 6.8 x 51mm NATO round, able to fire through body armor from farther distances. This new round is called the Common Cartridge which can …

2025年1月16日 · Designed to replace the iconic M4 carbine, the XM7 is chambered in the new 6.8mm cartridge, a step up from the M4’s 5.56mm NATO round. The 6.8mm offers superior …