Magpul PMAG 20 LR/SR Gen M3 AR-10/SR-25 .308 Win/7.62x51mm NATO 20-Round Magazine, Black

Overview

The Magpul PMAG 20 LR/SR Gen M3 is a lightweight, rugged 20-round magazine designed for SR-25, AR-10, and M110-pattern rifles chambered in .308 Winchester and 7.62x51mm NATO. Constructed from Magpul’s next-generation impact- and crush-resistant polymer, this magazine delivers outstanding durability while maintaining a low-profile design ideal for precision shooting, hunting, and tactical applications. Featuring a self-lubricating anti-tilt follower, stainless steel spring, and constant-curve internal geometry, the PMAG 20 LR/SR Gen M3 provides reliable feeding in demanding conditions.

Key Features

• Compatible with SR-25, M110, and AR-10/LR-308 pattern rifles chambered in .308 Winchester and 7.62x51mm NATO
• 20-round capacity with a compact, low-profile design
• Next-generation impact- and crush-resistant polymer construction
• Self-lubricating anti-tilt follower for dependable feeding
• Corrosion-resistant stainless steel spring for extended service life
• Constant-curve internal geometry enhances feeding reliability
• Flared, easy-to-remove floorplate improves handling and maintenance
• Aggressive front and rear texturing with ribbed grip surfaces for positive control
• Paint pen dot matrix for quick magazine and load identification
• Made in the USA

Specifications

• Manufacturer: Magpul
• Model: PMAG 20 LR/SR Gen M3
• Color: Black
• Caliber: .308 Winchester / 7.62x51mm NATO
• Capacity: 20 Rounds
• Compatibility: SR-25, M110, AR-10/LR-308 Pattern Rifles
• Body Material: Impact- and Crush-Resistant Polymer
• Spring Material: Corrosion-Resistant Stainless Steel
• Follower: Anti-Tilt, Self-Lubricating
• Floorplate: Flared, Removable Polymer
• NSN: 1005-01-689-8339

MPN: MAG291-BLK
UPC: 873750008509

Applications

Ideal for precision shooting, hunting, tactical operations, law enforcement, competitive shooting, and general range use with compatible AR-10, SR-25, and M110-pattern rifles chambered in .308 Winchester or 7.62x51mm NATO.

Additional Features

• Approximately half the weight of comparable steel magazines while maintaining exceptional durability
• Low-profile 20-round design offers improved shooting stability from prone and supported positions
• Easily disassembles for cleaning and routine maintenance
• Engineered for use with SAAMI-spec ammunition and built to withstand harsh field conditions

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