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Sig MCX Spear SIG Sauer MCX Spear Tango6T SIG Sauer MCX Spear side charging handle SIG Sauer MCX Spear right stand shoot SIG Sauer MCX Spear right shoot close SIG Sauer MCX Spear presenting SIG Sauer MCX Spear controls right SIG Sauer MCX Spear controls left SIG Sauer MCX Spear butt stock SIG Sauer MCX Spear Bog Hunt
Sig MCX Spear SIG Sauer MCX Spear Tango6T SIG Sauer MCX Spear side charging handle SIG Sauer MCX Spear right stand shoot SIG Sauer MCX Spear right shoot close SIG Sauer MCX Spear presenting SIG Sauer MCX Spear controls right SIG Sauer MCX Spear controls left SIG Sauer MCX Spear butt stock SIG Sauer MCX Spear Bog Hunt

Sig Sauer MCX Spear

4
  • Accurate and reliable
  • Fully ambidextrous
  • Large caliber
  • Expensive
  • Heavy
Editor’s Note:

The Sig Sauer MCX Spear is a new battle rifle from Sig Sauer based on the XM7 design submitted for the U.S. Army’s Next Gen Squad Weapons System. Chambered in 7.62x51mm, the MCX Spear will eventually see other caliber models added to the lineup, like the 6.5 Creedmoor and .277 Fury. The MCX Spear is a feature-rich rifle with a comfortable grip, adjustable gas system, and a fully ambidextrous setup. The Sig Sauer MCX Spear is a great choice for anyone looking for a modern, reliable, and versatile battle rifle.

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Sig Sauer MCX Spear Specs

Barrel Length
16in
Magazine Capacity
20+1 rds
Caliber
5.56x45mm NATO; 7.62x51mm NATO
Overall Length
38.3in
Width
2.5in
Weight
9.2lbs
Price
$4,199.99

Sig Sauer MCX Spear Features

Short-stroke piston gas system
Suppressor-ready
Full-length Picatinny rail

By The Numbers - Sig Sauer MCX Spear

Accuracy
Spear averaged over 1.5 MOA
Reliability
Had some feeding issues in the beginning but otherwise, this ran well with a variety of ammo brands
Customization
It's a new gun so upgrades are limited. Barrels are probably coming soon.
Ergonomics
Gun felt great!

Hands-On Reviews & Related Post

Sig Sauer MCX Spear Variations & Comparables

3.5
(1 rating)
Sig Sauer MCX Rattler PCB .300 BLK
VIEW DETAILS

Sig Sauer MCX Rattler PCB .300 BLK

$2,414.99

“Designed for rapid deployment from concealment, the MCX Rattler packs a punch in the .300 BLK configuration. Coming in at 5.1 pounds empty, sporting a 5.5-inch barrel and folded length of 17 inches, the MCX Rattler is definitely compact enough to be carried anywhere.” – Joshua Fox

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4.5
(2 ratings)
FN SCAR 17S
VIEW DETAILS

FN SCAR 17S

$3,431.99

Yes, it looks like an Ugg boot…now with that out of the way, the FN SCAR 17S is a nifty rifle that will make all your range mates jealous. Though it feels clunky, and there’s not a ton of aftermarket here, it brings a smooth, reliable shooting experience. Plus, it’s just fun. The folding stock makes it easy to tote to and from the range. It also has rails for optics but beware it will destroy cheap optics. Only the finest of glass here.

The FN SCAR 17S is chambered in .308 and offers a reliable rifle with a folding stock. It features a 16.25-inch barrel with 1:12 RH twist and a magazine capacity of 10 or 20 rounds, depending on your state. It’s a clunky 8 pounds, but shoots well and performs reliably.

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Sig Sauer MCX Spear Upgrades & Accessories

final verdict

“The diversity of the modern battle rifle has truly evolved from yesteryear, and there is no better example of that than the Spear.

This is a rifle with solid ergonomics capable of fitting a wide variety of individuals, it’s capable of multiple calibers for different applications, and I appreciate the fact that Sig included plans for suppressors.

Our modern warfighters are about to have a significant weapon at their fingertips, and the civilian version is very nice, too, if you’ve got the coin!”  – Sean Curtis, Editor

Video Review of Sig Sauer MCX Spear

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