JV Tactical HPA Adaptor G17/AAP to M4 - US

G17 M4 JV Tactical Adapter, designed to significantly increase your BB capacity.

Combine all the benefits of "HPA," "AEG," and "GBB" into one system.

• Convert your Gas magazines to HPA and enjoy the capacity of AEG magazines.
• Spring-loaded flap retention system prevents BBs from falling when ejecting your magazine.
• Constructed with ultra-lightweight and shock-resistant MJF (Multi Jet Fusion) nylon.
• Easy and quick installation (no modification required).
• Internal design facilitates smooth insertion of your magazines.
• Based on AEG EPM PTS magazines (compatible with other brands).