Firearms

Quarter Circle 10 GSF .45 ACP 16-inch

Schematic

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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

AR-style .45 ACP PCC with Glock 21 magazine compatibility and standard AR lower controls.

Type: Rifle

Action: Semi-Automatic

Caliber: .45 ACP

Capacity: 13

Year introduced: 2017, USA

Weight: 74 oz

Overall length: 34.5"

Status: Active

Intended use: Home Defense, Range