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AEX M4 300 rd High Capacity Winding Magazine

- Easy to use
- Durable metal outer shell
- Compatible with most AEG M4/M16
Article number: AEXHICAPM4
Availability: Out of stock

AEX M4 300 rd High Capacity Winding Magazine

Airsoft Extreme presents our in house 300 rd highcap winding magazines for most electric M4/ M16 models, or for AEG that take Tokyo Marui compatible M4 magazines! These high-quality winding type high caps are perfect for players just starting out that may want to carry more bbs to the field but may have not started investing in a lot of carrying gear, or for anyone looking to simply reduce the number of magazines they carry while still maximizing bb capacity.

Each magazine is built from a sturdy aluminum shell housing a durable winding mechanism. Featuring a durable steel coil spring, a fully wound magazine will feed smoothly in almost any M4 AEG on the market. These magazines have a 300 rd capacity, providing lots of bbs without having to reload mid shoot out or having to carry multiple magazines with you just to make it through each skirmish!


  • 300 bb capacity
  • Winding type high cap, no speed loader needed
  • Sturdy aluminum outer shell
  • Easy to fit in any M4 pouch 


Compatibility: Tokyo Marui compatible AEG M4/M16
Capacity: 300 rounds
Color: Black
Materials: Steel

NOTE: This magazine will not fit in Valken or GI MOE guns.

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