Sig E300A2-20 300 Blackout Match Grade Subsonic 220 GR Sierra MatchKing - 20rd Box

All 300 Blackout Ammo →

$28.93 20 rounds · $1.4465/rd

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Against lowest Matches lowest seen

Typical price Near typical ($28.93)

Data depth 1 day, 0 price changes

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The advertised price has held at $28.93 since tracking began on Oct 20, 2026; no price changes recorded.