Out of stock
SKU: MGMPI556BLK-CASE
UPC: 873750007625
The Magpul PMAG Gen 3 Window 10 Pack delivers ten of the most trusted polymer magazines for AR-15 pattern rifles chambered in 5.56 NATO and .223 Remington. Each thirty-round magazine features the translucent window strip that lets shooters verify remaining ammunition at a glance—a meaningful advantage during training sessions, competition stages, or defensive preparation. This bulk package suits shooters who maintain multiple rifles, stock dedicated range bags, or simply prefer buying proven gear in quantity. We stock these black-finished magazines as a case lot from Magpul's current production, ready to ship from our Florida warehouse to your door.
Magpul's Gen M3 design addresses the shortcomings of earlier polymer magazine generations through material science and geometric refinement. The proprietary polymer withstands temperature extremes without warping, cracking, or losing feed lip tension—a common failure point in lesser magazines. Each magazine body incorporates front and rear texturing for positive grip during insertion and a flared floor plate that aids removal from pouches. The window indicator stripe provides round-count verification without magazine disassembly. An over-insertion stop prevents the magazine from seating too deeply in mil-spec lower receivers, while the anti-tilt follower ensures consistent feeding through the final round. These magazines drop free from standard and aftermarket magwells without binding. For shooters building a magazine inventory, the Gen 3 Window variant offers practical advantages over non-windowed alternatives at minimal cost difference per unit.
Serious rifle owners recognize that magazines are consumable items requiring regular rotation and replacement. This ten-pack positions shooters to equip multiple rifles, maintain dedicated training sets, and keep spares staged in vehicles or home defense locations. The thirty-round capacity remains the standard configuration for most carbine courses and practical shooting matches. Pair these magazines with quality 5.56 ammunition for reliable cycling across thousands of rounds. We maintain inventory on Magpul products to support customers who value proven equipment backed by straightforward warranty service.
These magazines fit AR-15 and M4 pattern rifles chambered in 5.56 NATO or .223 Remington. They work with mil-spec lower receivers and most aftermarket lowers with standard magwells. Compatibility includes rifles from manufacturers like Colt, Daniel Defense, BCM, Aero Precision, and Smith & Wesson M&P15 variants.
The translucent window strip molded into the magazine body allows visual verification of remaining ammunition without removing the magazine from the rifle or disassembling the unit. This feature proves useful during training when monitoring round counts or during administrative reloads.
The Gen M3 features improved polymer formulation for better temperature tolerance, a redesigned floor plate geometry, enhanced front and rear texture, and refined feed lip angles. The over-insertion stop and four-way anti-tilt follower further improve reliability across different rifle configurations.
Yes. Magpul designs their magazines to remain loaded indefinitely without spring fatigue or feed lip deformation. The polymer construction and spring specifications support extended storage while maintaining reliable function when needed.
Individual magazine configuration may vary by production run. Magpul's standard packaging includes the magazine with floor plate installed. Dust covers and impact covers are sold separately if desired for storage or transport protection.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
