APS 300rd U-Mag Hi-Cap Magazine for M4 / M16 / UAR Series Airsoft AEG Rifles (US Flag)

No re-wind is needed. One full wind up will allow you to fire the entire reservoir of BBs

Compatible with Marui M4 / M16 series Airsoft AEG rifles

Smooth loading, high-tension internal spring

Made from high strength POM polymer

High quality painted graphic

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.