300 Round High Capacity Airsoft Magazine for M4/M16

Overview
The Lancer Tactical airsoft magazine is a very tough and lightweight magazine that fits into most airsoft rifles. The durable metal frame can withstand the tough terrain of both indoor and outdoor activities. High tension spring that ensures feeding on high speed guns and will not jam. You don't want to choose the wrong magazine when looking for a spare magazine. 
 
Specifications
Manufacturer: Lancer Tactial
Magazine Type: High Capacity (Winding Wheel)
Material: Metal
Magazine Capacity: 300 Rounds
Compatibility: Fits into most standard M4/M16 5.56 magwell
Color: Black & Green
 
Features
Stamped metal outer shell mimics the look and feel of real steel magazines
Injection molded polymer internals with a blue color scheme that adds some character and uniqueness to your magazines
Easy to wind wheel makes loading this magazine quick and easy
300 round capacity that holds plenty of rounds which saves you from having to change magazines