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 a Compatible with SR-25, M110, and AR-10/LR-308 pattern rifles chambered in .308 Winchester and 7.62x51mm NATOa 20-round capacity with a compact, low-profile designa Next-generation impact- and crush-resistant polymer constructiona Self-lubricating anti-tilt follower for dependable feedinga Corrosion-resistant stainless steel spring for extended service lifea Constant-curve internal geometry enhances feeding reliabilitya Flared, easy-to-remove floorplate improves handling and maintenancea Aggressive front and rear texturing with ribbed grip surfaces for positive controla Paint pen dot matrix for quick magazine and load identificationa Made in the USA Specifications a Manufacturer: Magpula Model: PMAG 20 LR/SR Gen M3a Color: Blacka Caliber: .308 Winchester / 7.62x51mm NATOa Capacity: 20 Roundsa Compatibility: SR-25, M110, AR-10/LR-308 Pattern Riflesa Body Material: Impact- and Crush-Resistant Polymera Spring Material: Corrosion-Resistant Stainless Steela Follower: Anti-Tilt, Self-Lubricatinga Floorplate: Flared, Removable Polymera NSN: 1005-01-689-8339 MPN: MAG291-BLKUPC: 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 a Approximately half the weight of comparable steel magazines while maintaining exceptional durabilitya Low-profile 20-round design offers improved shooting stability from prone and supported positionsa Easily disassembles for cleaning and routine maintenancea Engineered for use with SAAMI-spec ammunition and built to withstand harsh field conditions Please check out our special deals on .308 Winchester Ammo.