Magpul PMAG 20 LR/SR Gen M3 Window .308 Magazine
Lightweight 20-round polymer magazine for SR25/M110 pattern rifles in .308 Winchester. Features dual-side transparent windows with MagLevel round-count system, stainless-steel spring, and aggressive texturing for reliable performance.
Fits: SR25
Magpul PMAG 20 LR/SR Gen M3 Window Magazine
The PMAG 20 LR/SR Gen M3 Window is a purpose-built magazine for SR25 and M110 pattern rifles chambered in 7.62x51 NATO (.308 Winchester). This 20-round magazine combines lightweight polymer construction with the proven reliability that has made Magpul magazines the choice of serious shooters worldwide.
Key Features
Construction & Durability
- Next-generation impact and crush-resistant polymer body
- Stainless-steel, corrosion-resistant spring
- Anti-tilt, self-lubricating follower
- Service life approximately equal to rifle barrel longevity
- Less than half the weight of standard steel magazines
Round Counting & Visibility
- Dual-side transparent windows for quick visual round count
- Proprietary MagLevel system with high-visibility indicator coil
- Numerical markers on magazine body for precise counting
- Paint pen dot matrix on bottom panel for user identification
Handling & Performance
- Constant-curve internal geometry ensures continuous reliable feeding
- Low-profile ribs and aggressive front/rear texturing provide positive grip during magazine changes
- Flared floorplate aids extraction and improves drop protection
- Slim profile maintains compatibility with tight double magazine pouches
- Simple disassembly for easy cleaning and maintenance
Specifications
Designed specifically for SAAMI-specification ammunition, the PMAG 20 LR/SR Gen M3 Window is compatible with all accessories in Magpul's 7.62x51 NATO PMAG line. Made in the USA, this magazine represents the modern standard for precision rifle ammunition storage and feeding.
Features
- next-generation impact and crush-resistant polymer construction
- high-quality stainless steel spring for corrosion resistance
- anti-tilt, self-lubricating follower
- anti-glare translucent maglevel windows on both sides of the body
- weighs less than standard-issue steel magazines
- ribbed gripping surface and aggressive front and rear texture
- a paint pen dot matrix at the bottom panel of the body
- fits most ar10 platforms
- anti-tilt follower
- translucent maglevel windows
