Magpul PMAG® 20 LR/SR GEN M3 Window

Magpul PMAG® 20 LR/SR GEN M3 Window

The PMAG 20 LR/SR GEN M3 Window gives SR25/M110 pattern rifles a true 20‑round profile with proven feeding geometry, a long‑life stainless spring, and an anti‑tilt self‑lubricating follower. Translucent MagLevel™ windows provide instant visual round‑count so you stay aware and in control.

Made in the USA.

Features:

• True 20‑round capacity for SR25/M110 pattern rifles chambered in 7.62×51 NATO (.308 Winchester)
• Anti‑tilt follower, stainless spring, and constant‑curve internal geometry for reliable feeding
• Impact‑ and crush‑resistant polymer body for long service life
• Dual MagLevel™ windows for instant visual round‑count confirmation
• Flared floorplate for fast handling and easier extraction from tight pouches
• Low‑profile ribs and aggressive texture for positive control
• Paint‑pen dot matrix on the bottom panel for rapid load identification
• Designed for SAAMI‑spec ammunition and optimized for SR25/M110 platforms

Technical specifications:

• Caliber: 7.62×51mm / .308 Winchester
• Platform: AR10, M110, SR25
• Capacity: 20
• Weight: 5.8 oz
• Length, max: 6.5 in
• Other specs: Optimized for SAAMI‑spec 7.62×51/.308 Winchester ammunition
• Compatibility note: Intended for SR25/M110 pattern. Not compatible with M14, FN FAL, or HK G3/91 pattern magazines and select platforms such as Armalite AR‑10B, Springfield Armory M1A, Rock River LAR‑8, FN SCAR 17S, PTR‑91, HK417.