Description
Remington's High Terminal Performance line has earned its reputation through reliable performance in critical situations. This 125-grain load runs at 1450 fps with 584 ft-lbs of energy, delivering the kind of stopping power that defined the .357 Magnum's legendary status. The semi-jacketed hollow point design balances controlled expansion with deep penetration, which means the round opens predictably through common obstacles while maintaining the velocity needed for consistent results across different barrel lengths.
What makes these rounds stand out on the shelf is the attention to component quality. You get nickel-plated brass cases that resist corrosion and feed smooth through revolvers or semi-autos, Kleanbore primers for reliable ignition, and clean-burning propellants that won't gum up your gun. The reloadable brass casing appeals to folks who like to stretch their ammo budget over time. This isn't budget blasting ammo, but it's built to a price point that won't hurt.
Real-world performance from the Remington HTP 357
Test data shows these rounds penetrate around 12 inches of ballistics gelatin while expanding to roughly double diameter and retaining around 97% of bullet weight. That combination of penetration and expansion is what balances defensive reliability with controlled terminal behavior. Users consistently report clean burning powder and reliable cycling through everything from 2-inch snubnose revolvers to full-size magnums, though the recoil from a short barrel is definitely noticeable.
Why Remington HTP for defensive and field use
This load works equally well for home defense and hunting small-to-medium game. The velocity is high enough for reliable expansion without being a boutique specialty round. The 20-round box packaging makes it easy to keep on hand without buying more than you need, and the 25-box case structure means bulk orders break out sensibly if you want to stock deeper. Whether you're running drills at the range or carrying for protection, these offer the kind of consistency that lets you focus on technique rather than wondering if your ammo will perform.
Key Specifications
- Caliber: .357 Magnum
- Bullet Weight: 125 grains
- Bullet Type: Semi-Jacketed Hollow Point (SJHP)
- Muzzle Velocity: 1450 fps
- Muzzle Energy: 584 ft-lbs
- Case Material: Nickel-Plated Brass
- Primer Type: Boxer (Kleanbore)
- Rounds Per Box: 20
- Boxes Per Case: 25
- Reloadable: Yes
- Manufacturer: Remington
- Manufacturer Part Number: 22227
- UPC: 047700496009
What’s Included
- 20 rounds of .357 Magnum ammunition
Frequently Asked Questions
Will Remington HTP .357 Magnum rounds work in my revolver?
Yes, these are standard .357 Magnum rounds that will function in any firearm chambered for .357 Magnum. This includes revolvers and semi-automatic pistols alike. If you have an older revolver, it's worth a quick function check to ensure smooth feeding and ejection, but modern guns have no compatibility issues with this load.
Can I reload these brass cases?
Absolutely. The nickel-plated brass cases are boxer-primed and fully reloadable, which is one reason many people prefer this round for regular practice. The nickel plating helps with case longevity during reloading cycles and keeps cases clean-burning.
How does the 125-grain load compare to heavier .357 Magnum rounds?
The 125-grain load runs faster (1450 fps) and hits with less perceived recoil than heavier 158-grain loads. This lighter bullet expands more aggressively at velocity and works better from shorter barrels. The trade-off is slightly less penetration depth, but for close-to-intermediate range performance where expansion is desirable, the lighter load delivers.
Is this ammo suitable for hunting?
Yes, Remington markets this load for both defensive and hunting use. The controlled expansion and energy retention make it effective for small-to-medium game. From a rifle-length or longer barrel, the 1450 fps velocity generates enough energy and consistent expansion for ethical hunting within the .357 Magnum's effective range.



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