Sierra Suppressor 300 AAC Blackout 205gr Gameking 20/Box
$23.99 at GunMag Warehouse · 10 stores
In stock
Sierra Gameking Suppressor 300 AAC Blackout 220gr Matchking 20/Box
No ratings yetBest price
$23.99at GunMag Warehouse
In stock checked Oct 24, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| GunMag Warehouse Best price | $23.99checked Oct 24, 2026 | In stock | Buy at GunMag Warehouse | |
| MidwayUSA | $27.99checked Oct 24, 2026 | In stock | Buy at MidwayUSA | |
| Sportsman's Warehouse | $27.99checked Oct 24, 2026 | In stock | Buy at Sportsman's Warehouse | |
| Battlehawk Armory | $21.90Salechecked Oct 12, 2026 | Check store | Buy at Battlehawk Armory | |
| Ammunition Depot | $24.99checked Oct 9, 2026 | Out of stock | Buy at Ammunition Depot | |
| Kentucky Gun Co | $24.99checked Oct 24, 2026 | Out of stock | Buy at Kentucky Gun Co | |
| Brownells | $26.99checked Oct 24, 2026 | Out of stock | Buy at Brownells | |
| OpticsPlanet | $29.49Salechecked Oct 24, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Lowest in-stock price in the last 30 days: $23.99 at GunMag Warehouse. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Ammunition Depot | — | $24.99 | $24.99 |
| Battlehawk Armory | — | $21.90 | $21.90 |
| Brownells | $26.99 | $26.99 | $26.99 |
| GunMag Warehouse | $23.99 | $23.99 | $23.99 |
| Kentucky Gun Co | $24.99 | $24.04 | $24.99 |
| MidwayUSA | $27.99 | $27.99 | $27.99 |
| OpticsPlanet | $29.49 | $26.99 | $30.49 |
| Sportsman's Warehouse | $27.99 | $27.99 | $27.99 |
Since Sep 28, 2026.
About this part
The Sierra Gameking Suppressor 300 AAC Blackout 220gr Matchking 20/Box is a 300 Blackout ammunition from Barnes Bullets. It's sold by 8 stores (3 in stock), from $21.90 to $29.49. The lowest in-stock price in the last 30 days was $23.99 at GunMag Warehouse.
Fits and works with
- Caliber
- 300 Blackout · Shop matching ammo
Specifications
- Manufacturer
- Barnes Bullets
- Caliber
- 300 Blackout
- Bullet weight
- 220 gr
- Casing
- Brass
From the manufacturer
BARNES BULLETS SUPPRESSOR SERIES 300 AAC BLACKOUT SIERRA GAMEKING RIFLE AMMO SUPPRESSOR SERIES is a purpose-built ammunition line engineered for the explosive growth in suppressor ownership, featuring premium Sierra projectiles loaded to Barnes' exacting standards. Our initial subsonic loads utilize clean-burning propellants to reduce gas blowback, improve cycling in semi-auto platforms, and deliver noticeably quieter shots through suppressor-ready firearms. SPECS Product Line: Suppressor Series Cartridge: 300 AAC BLK Purpose: Match/Target Pursuit: Target, Medium Game Bullet Material: Jacketed Lead Core Mfg: Barnes Bullets
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