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 the Next Generation Squad Weapon program in 2022 to replace the M4 carbine.

2024年9月25日 · Under the contract, SIG is supplying the Army with the new XM7 rifle and XM250 automatic rifle, both chambered in the new 6.8x51mm hybrid cartridge. The weapons were issued to infantry units including the 101st Airborne Division and received resounding praise. Or …

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 shooting position; Fully ambidextrous controls including bolt catch and bolt release

The SIG MCX Spear (stylized as MCX-SPEAR) is a multi-caliber rifle developed by the American division of SIG Sauer from the SIG MCX series of carbines. The SIG MCX Spear is primarily chambered in .277 SIG FURY but can be adapted to 7.62×51mm NATO and 6.5mm Creedmoor with a barrel change.

2023年10月6日 · Troops will carry fewer rounds with both new systems — 140 for the XM7 compared to 210 for the M4, and 400 rounds for the XM250 compared with the 600 rounds for the SAW.

2024年12月5日 · The XM7 NGSW-R is a gas-operated, semi-automatic rifle with a medium range, chambered in 6.8mm caliber. It features a magazine-fed system and fires from a closed bolt position. The short-stroke piston system ensures optimal performance under challenging conditions, and the rifle is designed to function with or without a suppressor attached.

Capable of muzzle velocities in excess of 3,000 FPS with a 113gr bullet out of a 16” barrel, the MCX-SPEAR rifle is achieving the Army’s goal of advanced performance while also exceeding the requirements for durability.

2024年12月13日 · Both weapons will also be chambered for the new 6.8-millimeter (.277-caliber) round, which the Army describes as superior in lethality and range to common battlefield rounds such as 5.56-millimeter and 7.62-millimeter.

The XM7 is a modular, piston driven, select fire, magazine fed, 6.8mm rifle. Its fully ambidextrous controls are similar to M4/M4A1 carbine operations with additional ergonomic features to...

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.