HSM 300BLK4N Match 300 Blackout 220 gr Sierra MatchKing BTHP 20 Rounds
Shooting Surplus · .300 Blackout
$33.09
($1.65/rd)
· 20 rounds
In stock
- Current
- $33.09
- Lowest seen
- $33.09
- Highest seen
- $33.86
Tracked since Jun 12, 2026 · 2 price changes.
Price history · the price at each change, across the full time tracked
Compare prices · the same 20-round box at other retailers we track (this one: $33.09)
Confident matches
HSM Match Subsonic Centerfire Ammunition, 300 Blackout, Sierra MatchKing BTHP, 220 Grain - 20 Cartridge Box ( 20 / 1 )
Global Ordnance
$1.66/rd
$33.29
$0.20 more
Possible matches
Same load and box size, matched by product title. "Possible" matches may be a close variant, so confirm the exact item on the retailer's page before buying.