The PMAG 20 LR/SR GEN M3 Window is a lightweight, cost-effective, and highly reliable 20-round magazine designed for SR25/M110 pattern rifles chambered in 7.62x51 NATO (.308 Winchester). Constructed from next-generation impact and crush-resistant polymer, this magazine provides exceptional durability and utility through innovative features.
Key Features
20-Round Reliability
- Built with impact and crush-resistant polymer for long-lasting performance.
- Equipped with a high-quality stainless steel spring for corrosion resistance.
- Anti-tilt, self-lubricating follower and constant-curve internal geometry ensure smooth feeding.
- MagLevel® system includes anti-glare translucent windows on both sides, with a painted indicator on the spring for quick round count estimation.
Enhanced Ergonomics
- Lightweight design at less than half the weight of standard steel magazines.
- Features ribbed gripping surfaces and aggressive front and rear texture for reliable handling.
- Flared floorplate enhances extraction and handling while providing improved drop protection and better compatibility with tight double magazine pouches.
Easy Identification
- Paint pen dot matrix at the bottom panel allows for easy user marking and identification.
Additional Details
This magazine is specifically designed for SAAMI-spec ammunition, offering a service life round count comparable to the rifle barrel itself. Accessories compatible with the 7.62X51 NATO PMAG line also work seamlessly with the PMAG 20 Window.
Proudly made in the USA.
| Technical Specifications |
|---|
| Caliber | 7.62x51mm / .308 Winchester |
| Platform | AR10, M110, SR25 |
| Capacity | 20 rounds |
| Weight | 5.8 oz. |
| Maximum Length | 6.5 in. |
| Compatibility | - Armalite AR-10A - Colt LE901-16S - CORE Rifle Systems CORE30 - JP Enterprises LRP-07 - KAC SR25 - LaRue OBR - Les Baer .308 - LMT .308 MWS - LWRCI REPR - Mega Arms MATEN - Noveske Gen III N6 - POF P-308 - Ruger SR-762 - S&W M&P10 - SIG716 - And others* |
| Additional Information | Optimized for use with SAAMI-spec 7.62x51/.308 Winchester ammunition. |
| Note | Compatible with older model Bushmaster .308 ORC, Remington R-25, and DPMS LR308 rifles, but not optimized for bolt lock functionality with newer models based on the DPMS GII design. Not compatible with Armalite AR-10B, Springfield Armory M1A, Rock River Arms LAR8, FN SCAR 17S, PTR-91, HK417, or any other rifles that use M14, FN FAL, or HK 91/G3 patterned magazines. |
| Product Specs | |
| Ammo Capacity | 20 Rounds |
| Caliber | 7.62×51mm (.308 Win) |
| Color | Black |
Related Products
Magpul
Magpul was founded in 1999 with the intent of developing a simple device to aid in the manipulation of rifle magazines while reloading under stress. The company’s name comes from this original product called the Magpul®. Over the last twenty years Magpul has continued to grow and develop using much the same mission and process with a focus on innovation, simplicity, and efficiency.
