Tokyo Marui Twin Drum Conversion Adapter for Next Generation M4 Series puzzle It is compatible with the

It is compatible with the special 3-hole spur gear

saving space and storing more tools

multi-purpose surface

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Tokyo Marui Twin Drum Conversion Adapter for Next Generation M4 Series puzzle It is compatible with theConversion adapter to fit Twindram magazines on other models. The insert part of the Twin Drum Magazine (sold separately) can be converted into a converter adapter, allowing it to be compatible with various models. Compatible models may vary depending on the conversion adapter. Make sure to check the compatible model for each conversion adapter. [Compatible models (only for the next generation electric gun)] M4 Series CQB R HK416 Series SCAR L Series