Contact Us Tel:(626) 286-0360 Store Locations
Phone Support M-F 7am-5pm PST
Browse by Type or Category
Free Shipping for Orders over $149. EPIC DEALS released daily!

APS 300rd U-Mag Hi-Cap Magazine for M4 Airsoft AEG Rifles (Color: Black)

ID: 47818 (MAG-AER032-B)
APS 300rd U-Mag Hi-Cap Magazine for M4 Airsoft AEG Rifles (Color: Black)
Hover or touch above to zoom
Youtube preview Product image 1 Product image 2 Product image 3
APS / Hakkotsu


MAP ProtectedExempt From Coupons
The manufacturer of this product enforces a strict minimum advertised price (MAP) policy which excludes this product from any additional discount coupon codes. This item, however, may qualify for free shipping.


  • High quality internal components imported from Japan
  • Japanese-made heat-treated internal spring for excellent feeding and reliability
  • No rewind is needed. One full wind up will allow you to fire the entire reservoir of BBs
  • High strength polymer outer casing takes a beating and keeps on going
  • High strength injection-molded polymer internal casing and feed lip
The APS U-Mag is made of high strength POM polymer providing great durability in tough situations. This 300rd magazine is made with internal components imported from Japan what produce extremely smooth loading of the BB, which in practical terms means no re-wind is necessary after one full wind up. Simply give the magazine a full wind and it will last the whole 300rd reservoir.

Manufacturer: APS


Compatibility: For all major TM-spec M4 series Airsoft AEG rifles. Works with many other models that utilize M4 style magazines.
Capacity: 300rds

About APS / Hakkotsu

APS Limited, formerly known as APS Airgun Ltd was established in 2001. APS started by specializing in designing and building Simulation Training Equipment (Real Action Markers & Powder Balls for training simulation). APS - the three words stand for Accuracy - Pneumatics - Shooting. With their knowledge and experience that has been gained from making Real Action Markers and Projectiles, APS launched a new product line - Electronic Blow Back (EBB) products to spur the current Airsoft Market. Since entering the Airsoft industry their line of Airsoft rifles, pistols and accessories have been incredibly popular.

11 Customer Reviews

(Write a review)

by Zachary N. on 11/16/2019
"Awesome, fits and feeds perfectly to my gun while some other mags don’t
by Nate M. on 04/15/2019
"So far im loving these mags. They are cheap, the feed quickly (i havent had any problems with my 20rps fire rate), and they stand out from other mags so you wont lose them as easily.
by Garrett G. on 01/22/2019
"I purchased 3 and have not had any loading, feeding, and/or fitment issues in my Ameoba AEG!

Comments & Community

Discuss about APS 300rd U-Mag Hi-Cap Magazine for M4 Airsoft AEG Rifles (Color: Black) with your friends and fellow shoppers!

Have an urgent question about this item? Contact us, our resident experts are standing by to answer your questions!

Warning: California's Proposition 65

Customers who bought this also purchased

Parts and accessories may not be compatible with the product displayed on this page. For compatible parts/accessories, see the You May Also Need section and please verify details on the product description page.

Search tags for related products