NUPROL M4 N-MAG FLASH MAG 300RND - Black is an Airsoft M4 6mm BB Gun High Capacity Magazine with a pull cord built into the magazine which can be pulled to quickly. The Magazine is constructed with an Lightweight polymer shell, Polymer Internals and holds up to 300 Rounds. The magazine is loaded with BBs from the top, using a sliding fill window, and then charged from the bottom by flipping down the base plate and pulling the bottom cord three times. 

Product Details:
Name Designation: NUPROL N-MAG FLASH MAG 300RND - Black
Type: High Capacity Pull String Wound (Flash Magazine)
Magazine Capacity: 300 Rounds
Construction: Lightweight polymer shell
Compatibility: Most M4 Magazine Accepting AEG

Other Features:
High Capacity Magazine
Load and prime your Magazine in a flash
Pull String Winding Magazine System
Only Three Cord pulls to be fully wound
Loaded from the top via a Sliding Fill Window
Alloy Shell for a more Realistic Feel
Textured casing for better grip.
Redesigned case shape for maximum compatibility with most rifles, including 888 style AEG's.

Package Includes:
NUPROL N-MAG FLASH MAG 300RND - Black