Description
HSM matched this 130-grain Sierra GameKing bullet to premium components specifically to maximize accuracy and hunting performance right out of the box. The result feels closer to precision handloads than factory ammunition, with each component selected to work in harmony rather than just assembled from standard inventory.
Why the Sierra GameKing Design Works
The spitzer boat-tail profile gives this round ballistic advantages usually found only in match-grade ammunition. That boat-tail base reduces drag and helps the bullet maintain velocity downrange, which means better energy retention and a flatter trajectory when you're stretched beyond 200 yards. The soft-point tip expands predictably from typical hunting velocities all the way down to around 1800 fps, giving you effective range out to practical distances most people shoot game.
Component Matching and Reloadability
HSM doesn't just buy bullets and powder separately. Each caliber's components have been precisely matched to bring out the GameKing's full potential. The brass is new production, non-corrosive, and boxer-primed for straightforward reloading. Twenty rounds per box means you're carrying practical field loads without the bulk of larger quantities.
Field-Ready Performance
The 130-grain weight is the sweet spot for the .270 Winchester. It delivers enough velocity to generate the energy needed for medium game, yet stays manageable in terms of recoil. From a 24-inch barrel you're looking at the kind of ballistics that work from close-range encounters to shots pushing out 300 yards or beyond, depending on your rifle's accuracy and your shooting skill. Made in the USA and built by HSM's reputation as a serious ammunition manufacturer.
Key Specifications
- Caliber: .270 Winchester
- Bullet Weight: 130 grains
- Bullet Type: Sierra GameKing Spitzer Boat Tail
- Ballistic Coefficient: 0.436
- Sectional Density: 0.242
- Case Material: Brass
- Case Type: Boxer-Primed, Reloadable
- Bullet Diameter: .277 inch
- Rounds per Box: 20
- Manufacturer: HSM (Hunting Shack Munitions)
- Manufacturer Part Number: 27012N
- UPC: 810742022884
- Country of Manufacture: USA
What’s Included
- 20 rounds of HSM Game King ammunition
- Loaded in reloadable brass cases
- Non-corrosive primers
Frequently Asked Questions
What game is the 130-grain Game King suitable for?
This load works well on deer and medium-sized game out to typical hunting ranges. The 130-grain weight in the .270 Winchester is considered versatile enough for everything from antelope and mountain sheep to elk in many situations, depending on your shot placement and distance.
Can I reload these cases after firing?
Yes. The cases are new production brass and boxer-primed specifically for reloading. Many handloaders find that HSM brass quality is consistent enough to reload several times without issues, making this factory ammunition a cost-effective choice for people who reload.
How does the boat-tail design affect performance at distance?
The boat-tail reduces bullet drag, helping it maintain velocity and energy downrange better than traditional flat-base designs. This translates to less bullet drop and wind drift, giving you flatter trajectory and better energy retention if you're shooting past 200 yards.
What kind of accuracy should I expect from this ammunition?
HSM's matched components and quality control typically produce sub-1.5 MOA accuracy in most rifles, which is more than adequate for ethical hunting shots. Actual accuracy depends on your specific rifle, optics setup, and how it's zeroed, but the ammunition itself is built to consistent standards.





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