AEG to HPA Conversion Mod - Drop-In Gearbox
New Version, new possibilities!
This version was designed as drop-in kit. It is very easy to change with original AEG gearbox. Replace your old gearbox and
see FEEL The Difference.
AEG to HPA Conversion - Drop-In Gearbox Picture.
AEG to HPA Conversion inside M4 Body Picture.
M4 with AEG to HPA Mod Picture.
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