30/140RND Metal Mid-Cap M4 Style Magazine | NUPROL

Metal cased Mid-Cap magazine for M4 style AEG's. Holds up to 140rnds which are fed into the rifle via a spring powered mechanism inside the magazine. Users directly load in through the top to compress a spring which will continuously feed BB's after loading!

• Adjustable 30/140rnd Mid-capacity magazine
• Metal shell for a premium, realistic feel.
  
• M4/AR15 Style AEG magazine