140rnd Capacity
High-density polymer build
Compatible with M4/AR-15 AEGs
 
If you need affordable mid-caps with a modern look, the S&T Armament 140rnd Mid-Cap ST-MAG for M4/AR-15 AEGs belongs in your rig! Made from robust high-density polymer with a modern design aesthetic, complete with waffle texture for extra grip, this magazine is compatible with most M4/AR-15 AEGs on the market and should also fit certain L85 and SCAR-L replicas.
 
Like other mid-cap magazines, this mag is loaded through the fill/feed port on the top of the magazine body using a speed loader or loading tool. This magazine also features a flip-off cover to prevent dirt and debris from getting into your mag when stored. If you're finishing off a modern M4/AR-15 AEG build and need the mags to match, the S&T 140rnd Mid-Cap ST-MAG for M4/AR-15 AEGs are a fantastic choice!