Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
$43.96
Sig Sauer Marksman Hunter GameKing Rifle Ammunition (.300 Win Mag, 165gr HPBT, 3120 fps, 20/ct).
Designed for competition-level accuracy at long range, this ammunition features a boat tail design to reduce drag and wind drift, resulting in a flatter trajectory. The thick jacket ensures consistent performance on medium game.
6 in stock
The new Marksman Hunter ammunition was designed with the practical hunter in mind. Precision-loaded for competition-level accuracy at long range these rounds will be your reliable companion in the field. The boat tail design reduces drag ensuring a flatter trajectory and less wind drift – for those moments when precision really counts. Each bullet features a thick jacket for consistent performance on medium game with a skived bullet nose to ensure consistent expansion delivering the power you need.
- Features Sierra GameKing Projectiles
- Precision Loaded For Long Range Competition-Level Accuracy
- Boat Tail Design For Reduced Drag Flatter Trajectory And Less Wind Drift
- Thick Jacket For Reliable Performance On Medium Game
- Skived Bullet Nose For Consistent Expansion
Frequently asked questions
What caliber and bullet weight is this ammunition?
It is .300 Win Mag ammunition loaded with 165-grain Sierra GameKing HPBT projectiles.
What is the listed muzzle velocity and box quantity?
The listed velocity is 3,120 fps, and each box contains 20 rounds.
What design features does the bullet have?
It has a boat-tail design to reduce drag, flatten trajectory, and reduce wind drift, plus a thick jacket and skived bullet nose for consistent expansion on medium game.
Are there shipping restrictions?
Yes. Ammunition is not shipped to some states, and local restrictions apply.
| Weight | 1.518 lbs |
|---|---|
| Dimensions | 5.900 × 3.650 × 0.900 in |
| Manufacturer | Sig Sauer |
| Capacity | 20 |
| Caliber | .300 Win Mag |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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