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Winchester Big Bore 10mm Auto 200gr Semi-Jacketed Hollow Point

UPC: 020892233058

$32.99

3 in stock

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Description

The Winchester Big Bore line brings serious power to the 10mm platform with a purpose-built load designed for hunters and those who need reliable performance in critical situations. This 200-grain semi-jacketed hollow point configuration strikes a balance between controlled expansion and penetration that makes sense across multiple applications.

The design philosophy here is smart. Unlike traditional defensive hollow points that prioritize rapid expansion, Winchester's SJHP bullet features a shallow hollow point cavity that delays expansion while the semi-jacketed construction maintains bullet integrity. Winchester's testing showed penetration exceeding 30 inches in ballistic gelatin, which tells you this round isn't backing down from tough scenarios. The lead point creates a wound channel through cavitation, giving you trauma beyond what a solid bullet would deliver without relying on rapid mushrooming.

Winchester Big Bore Performance Specs

You're looking at 1,175 feet per second muzzle velocity paired with 613 foot-pounds of energy. That's enough power to handle medium to large game effectively, whether you're hunting in thick country or dealing with predators in bear territory. The round shoots flat enough for practical distances while maintaining the penetration depth that separates purposeful hunting ammunition from lighter defensive loads.

Brass Cases Built for Reloaders

These come in quality new production brass that reloaders consistently choose to save and recycle. If you're already set up for reloading 10mm, these once-fired cases become a valuable resource for future loads. The manufacturing quality Winchester maintains across their ammunition line holds up whether you're on your first round or your tenth reload from these cases.

Key Specifications

  • Caliber: 10mm Auto
  • Bullet Weight: 200 Grains
  • Bullet Type: Semi-Jacketed Hollow Point (SJHP)
  • Muzzle Velocity: 1,175 feet per second
  • Muzzle Energy: 613 foot-pounds
  • Case Material: Brass
  • Reloadable: Yes
  • Rounds per Box: 20
  • Manufacturer: Winchester
  • Model: Big Bore
  • Manufacturer Part Number: X10MMBB
  • UPC: 020892233058

What’s Included

  • 20 rounds of Winchester Big Bore 10mm Auto ammunition

Frequently Asked Questions

What makes Winchester Big Bore different from standard 10mm loads?

The Big Bore line uses a semi-jacketed hollow point design that controls expansion while maintaining deep penetration, making it better suited for hunting than typical defensive ammunition. The shallow hollow point delays expansion to maximize penetration depth, which Winchester testing showed exceeds 30 inches in ballistic gelatin.

Is this Winchester 10mm ammunition reloadable?

Yes, these rounds use quality new production brass cases that reloaders can save and reload. Many shooters who reload 10mm specifically source Winchester Big Bore once-fired brass because of its consistency and manufacturing quality.

What should I use this ammunition for?

The 200-grain semi-jacketed hollow point design makes this suitable for hunting medium to large game and predator control scenarios where you need reliable penetration. The combination of power and penetration also makes it appropriate for backcountry defense situations where deeper penetration is an advantage.

How does the 1,175 fps velocity compare to other 10mm loads?

This is a full-power 10mm load that sits in the middle of the performance spectrum. It's faster than lighter defensive rounds but typically comparable to other hunting-focused 10mm ammunition. The velocity combined with the heavy 200-grain bullet weight creates the deep penetration this load is designed for.

Additional information

UPC

020892233058

Manufacturer

Manufacturer Part Number

X10MMBB

Caliber/Gauge

10mm

Case Material

Brass

Grains

200Gr

Length

3.2500

Model

Product Type

Jacketed Soft Point

Shipping Weight

0.8

Units per Box

20

Cost per Round

1.65

Bullet Weight (Grains)

200

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