[Ammo] US Cartridge 300 Blackout 220 Gr Subsonic FMJ (new brass) 200 rds - 69 cpr (use code: PEWPEW5P for 5% off) + free shipping, maybe tax

US Cartridge — View all deals

Live 300 BLK 1 2
$0.69 13% below avg ALL-TIME LOW
Based on 6 tracked US Cartridge deals: avg $1 | low $1 | high $149
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Posted April 11, 2026 · u/jawnnie