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Matrix Delta Ring Set for M4 / M16 Series Airsoft AEG (Daerk Earth)
Fits all Marui Compatible RIS / Hand Guard / Metal Bodies.
(Excluding free float kits, which should include the free float delta ring with kit)
Metal Body compatibility: The threading on this delta ring is designed for AG-K / BOYI / Matrix series metal bodies.
(For a good fit without having to use any threading tools). (Known: For some metal bodies slight modification might be required, to bypass this modification, use the G&P made delta ring.)
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