Firearms

Rock Island Armory M1911-A1 MS

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

Mid-size 1911A1 with improved sights and feature set

Type: Pistol

Action: Semi-Automatic

Caliber: 45 ACP

Capacity: 7

Year introduced: 2000, Philippines

Weight: 36 oz

Overall length: 8.5"

Status: Active

Intended use: Carry, Range