
AIRTACUK
WE M4 / SCAR-L Open Bolt HPA Adapter Modular Base - PLUG AND PLAY
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This adapter allows you to run HPA on your WE GBB M4, SCAR L, 416, or any other Open Bolt WE rifle.
PLUG & PLAY - Comes pre-fitted with valve, feed lips and gas router - you do not need to use any donor parts. No assembly is required.
US Style HPA Fitting as Standard (most common fitting across industry - compatible with all AIRTAC HPA equipment)