Echo 1 MTC Mag Well Adapter (accepts M4 Magazines)

Echo 1 MTC Mag Well Adapter (accepts M4 Magazines)

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  • $21.80
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The Echo 1 MTC Mag Well Adapter (accepts M4 Magazines) is evocative, to say the least, but that's why you're drawn to it in the first place.

Inventory Last Updated: Oct 17, 2026