Dos Boot +2 Magazine Extension 3 Pack Coyote
Alright—this is the kind of upgrade I respect. No gimmicks, no “operator” marketing fluff. It just fixes real-world problems: you get +2 rounds, a better grip surface for faster reloads, and an aggressive tread that gives you a stable contact point when you’re shooting prone. Simple, durable, and made to be used hard.
This is the Coyote color 3-pack from Die Free Co, built from impact-resistant injection-molded polymer, and it’s a tool-less, drop-in swap.
Fitment
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Fits: Magpul PMAG GEN M3 10/20/30/40 (AR-15/M4) magazines
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Works across those sizes; it’s purpose-built around the 20-round vibe but fits the others.
Does NOT fit
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Does not fit PMAG GEN M2 (or non-GEN M3 PMAGs).
Tools needed
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None. Tool-less install.
Install notes
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Slide off the factory baseplate.
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Slide the Dos Boot onto the mag body rails until it locks.
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Load it, seat it, run a quick function check—because we’re not doing “surprises” later.