Firearms

SIG Sauer MCX Spear SBR

Specifications

About

Notable Variants

Aftermarket Ecosystem

Historically Significant Examples

Serial Number Data

Production data from factory records and collector research. Year ranges are approximate for pre-1968 firearms.

Years	Serial Range	Count	Factory	Country	Confidence

Short-barrel 13" MCX Spear; registered SBR NGSW-R configuration, folding stock standard.

Type: Rifle

Action: Semi-Automatic

Caliber: 6.8x51mm

Capacity: 20

Year introduced: 2023, USA

Weight: 123.2 oz

Overall length: 35"

Status: Active

Military use: Yes

Intended use: Tactical, Military