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PMAG M118 LR/SR G-M3 w/Window 308Win 25RD for AR308 Black

MAGPUL - PMAG M118 LR/SR G-M3 w/Window 308Win 25RD for AR308 Black

9 Reviews

PMAG M118 LR/SR G-M3 w/Window 308Win 25RD for AR308 Black

Brownells #

100016530

MFR #

MAG577-BLK

UPC

840815100140

$19.99

Purchase Limit

Out of Stock

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Can we ship this to you? (US only)

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International purchase information

Specifications

Cartridge Capacity:

Finish:

Matte

Cartridge:

308 Winchester,7.62x51 NATO

Color:

Black

Quantity:

Item Weight (lbs):

0.406

Item Length (Inches):

7.750

Make Model Fit:

AR-308.Universal

Material:

Polymer

Restriction

Magazine:

Yes

Age restriction:

18 and above

Ship to all EXCEPT:

Australia

View US State Restrictions

Can we ship this to you? (US only)

How To Buy Guns Online

International purchase information

What is the MAGPUL - PMAG M118 LR/SR G-M3 w/Window 308Win 25RD for AR308 Black?

The 7.62x51 (.308 Winchester) PMAG 25 M118 LR/SR GEN M3 Window is a lightweight, cost effective, high reliability magazine for SR25/M110 pattern rifles using longer than SAAMI-spec match ammunition up to 2.830" OAL.

Features true 25-round capacity, next-generation impact and crush resistant polymer construction, constant-curve body, anti-tilt follower, and transparent MagLevel™ windows to allow rapid visual identification of approximate number of rounds remaining.

FEATURES

25-round reliability and no stoppages. Anti-glare translucent MagLevel windows on both sides of the body and painted indicator on the spring allow for easy determination of rounds remaining
Easy Identification - Use the paint pen dot matrix to easily identify your different loads when it's crunch time
Engineered to feed - Anti-tilt, self-lubricating follower, a high-quality stainless steel spring, and constant-curve internal geometry all mean reliable, smooth feeding
Made in the USA.

SPECS

Optimized for use with 7.62x51 M118LR or other .308 Winchester match ammunition with a max OAL of 2.830"
Caliber: 7.62x51mm / .308 Winchester
Platform: AR10, M110, SR25
Capacity: 25
Weight: 6.5 oz.
Length, max: 7.75 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, Ruger Precision Rifle, S&W M&P10, SIG716, others

*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 utilize M14, FN FAL, or HK 91/G3 patterned magazines.

DOES NOT INCLUDE DUST COVER

Also, to accommodate longer than SAAMI-spec match ammunition, this magazine may not drop free from all makes of lower receivers.

Magazine Restriction
Please check with your state regulations for ownership of large capacity magazines.

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Choosing a Brownells Featured Dealer is the fastest and easiest way to complete your purchase. Brownells Featured Dealers have agreed to perform FFL transfers on guns purchased online from Brownells. We have their necessary FFL information on file and your FFL order will ship directly to them once processed.
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PMAG® M118 LR/SR GEN M3™ .308 WIN MAGAZINE W/WINDOW FOR AR-308 REVIEWS

5.0

9 Reviews

5 Stars

100%

4 Stars

3 Stars

2 Stars

1 Stars

Reviews Summary

Overall, the PMAG® M118 LR/SR GEN M3™ .308 WIN MAGAZINE generally receives positive feedback for its reliability and build quality, with many users expressing satisfaction and stating that it functions well in their firearms. Some users have contrasting views on the utility of the window feature, but most agree that dependability is key.

What Reviewers Are Saying

Product Reliability

80%

Numerous reviews highlight the exceptional reliability of the PMAG M118 magazines. Customers have not reported any functional issues, expressing confidence in the magazine's performance during use. This consistent reliability is a key factor in their satisfaction.

Build Quality

70%

Reviewers frequently commend the solid build quality of the PMAG M118. This quality is expected from MAGPUL, and many customers express a strong impression of durability and a well-designed product.

User Experience

60%

Several users have noted a positive experience with magazine functionality in their firearms, mentioning ease of use, proper feeding, and compatibility with various AR models. This contributes to their overall satisfaction with the product.

Window Feature Debate

30%

A mix of opinions surrounding the window feature on the PMAGs is expressed. While some users appreciate the option to see the remaining ammo, others feel indifferent, prioritizing functionality over the presence of a window.

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A Plus

by PETER MCCARTHY on May 30, 2026

Verified Purchase

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.308 PMAGs

These mags have always performed flawlessly.

Would you recommend this? Yes, I would recommend to a friend

by JEFFERY LINSCOMB on December 30, 2025

Verified Purchase

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PMAG well built

Fits perfect and well built. PMAG M118 LR/SR GEN M3™ .308 WIN MAGAZINE W/WINDOW FOR AR-308 Need to get 12 more just incase.

Would you recommend this? Yes, I would recommend to a friend

by Jeff Turner on December 04, 2025

Verified Purchase

Was this review helpful? 0

Never a problem

I've used PMAGs for many years now and never have had a problem. I consistently use one magazine every time to see if I can develop a functioning issue. Never has happened.

Would you recommend this? Yes, I would recommend to a friend

by LARRY KAPP on June 02, 2024

Verified Purchase

Was this review helpful? 1

Magpul M118 Magazines

Ghses magazines work great for the slightly longer 308 ammo.

by FRANK LASSEN on March 03, 2024

Verified Purchase

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Customer Questions

0 Questions

MAGPUL - PMAG M118 LR/SR G-M3 w/Window 308Win 25RD for AR308 Black

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PMAG® M118 LR/SR GEN M3™ .308 WIN MAGAZINE W/WINDOW FOR AR-308 REVIEWS

Brownells Featured Dealers

Standard Dealers

Not Available Dealers