

NUPROL M4 30/140rnd Adjustable Mid-Cap Magazine
Metal cased Mid-Cap magazine for M4 style AEG's. Can be adjusted to hold either 30 rounds or 140 rounds making it both Low-Cap and Mid-Cap.
- Switchable Capacity 30 rounds or 140 rounds
- M4 AEG Fitment
- Ideal for Milsim Events