5KU Adaptive Magwell FOR AEG M4

5KU Lancer Type Adaptive Magwell for AEG M4. Fits M4A1 original shape receivers.

Extended Magwell that attaches to the magwell part of the normal receiver Larger than normal, allowing for smooth insertion of magazines.

A new attempt to install Magwell without replacing or processing the receiver itself. Nice idea part.

Depending on the manufacturer and model, the size of the receiver may vary and processing may be required.