TGDB - The Gun Database

Command Palette

Search for a command to run...

SIG Sauer 556xi

DISCONTINUED
SIG Sauer 556xi
Quick Overview
Manufacturer
Production
2010 - 2019
Overview

The SIG Sauer 556xi is a modular semi-automatic rifle based on the SIG SG 540 design. It was produced in the United States by SIG Sauer as a civilian legal rifle. The rifle features a stamped steel receiver and a folding stock, retaining the military lineage of the SG 540 series. It is chambered in 5.56x45mm NATO and accepts standard AR-15 magazines through a modified magazine well. The 556xi was designed with an easily interchangeable barrel system.

Calibers & Ammunition
Dimensions
Overall Length
914 mm
Barrel Length
419 mm
Weight
3.5 kg
Mechanical
Action Type
Gas-operated, long-stroke piston
Trigger Type
Single-stage
Sights Type
Flip-up rear, post front
Magazine Capacity
30 rounds
Additional Information
action
Gas-operated, long-stroke piston
rate Of Fire
Semi-automatic

How does the SIG Sauer 556xi compare?

Pick any other firearm for a side-by-side spec breakdown.

Compare SIG Sauer 556xi