WEATHERBY 300 WBY - 180 GR - TTSX - 20 RDS/BOX

Weatherby
MPN:
B300180TTSX
UPC:
747115425099
$112.69
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The Weatherby 300 WBY Magnum 180 Grain Barnes TTSX delivers the legendary flat-shooting, hard-hitting performance that Roy Weatherby built his legacy on — now paired with one of the most advanced lead-free hunting bullets on the market for devastating terminal results on big game.

  • Blazing 3,240 fps muzzle velocity for exceptional long-range trajectory
  • 180-grain Barnes TTSX bullet expands reliably across a wide velocity range
  • Lead-free copper construction retains nearly 100% of its original weight
  • Four-petal expansion delivers deep, consistent penetration on large game
  • Polymer tip initiates rapid, controlled expansion on impact
  • 20 rounds per box — ideal for hunting seasons and range confirmation

Who This Is For

This ammunition is purpose-built for serious big-game hunters pursuing elk, moose, bear, and other heavy, tough-structured animals at extended ranges. It's especially well-suited for hunters using Weatherby Mark V or Vanguard rifles chambered in 300 Weatherby Magnum who demand premium, lead-free performance — whether hunting in states with lead-free requirements or simply seeking the best terminal performance available in a magnum hunting round.

Weatherby 300 WBY Magnum 180 Grain Barnes TTSX ammunition box front view Weatherby 300 WBY Magnum TTSX cartridge and bullet close-up detail

Specifications

Caliber300 Weatherby Magnum
Bullet Weight180 Grain
Bullet TypeBarnes TTSX (Tipped Triple-Shock X)
Muzzle Velocity3,240 fps
Muzzle Energy~4,195 ft-lbs
Bullet ConstructionLead-Free Copper Alloy
Rounds Per Box20
BrandWeatherby
Country of OriginUSA
ApplicationBig Game Hunting

Frequently Asked Questions

Is Weatherby 300 WBY TTSX ammunition compliant for hunting in lead-free zones?

Yes. The Barnes TTSX bullet used in this ammunition is constructed entirely from a copper alloy with no lead core, making it compliant with California's lead-free hunting regulations and suitable for use in any zone or state that mandates non-toxic projectiles. Always verify current regulations for your specific hunting area before heading afield.

What firearms are compatible with this 300 Weatherby Magnum ammunition?

This ammunition is chambered specifically for the 300 Weatherby Magnum cartridge. It is compatible with any rifle properly chambered in 300 Wby Mag, including Weatherby Mark V and Vanguard models. It is NOT interchangeable with 300 Winchester Magnum, 300 RUM, or other .30-caliber magnum cartridges — always confirm your rifle's chamber marking before use.

How does the Barnes TTSX bullet perform compared to conventional hunting bullets?

The Barnes TTSX (Tipped Triple-Shock X) is widely regarded as one of the most effective hunting bullets available. Its monolithic copper construction ensures near 100% weight retention, while the polymer tip and relief grooves promote rapid expansion into four uniform petals across a broad velocity range. Compared to traditional bonded or cup-and-core bullets, the TTSX typically penetrates deeper and creates a more consistent wound channel — making it especially effective on large, heavily built game animals where penetration and reliability are critical.

Caliber:
300 WBY
Bullet Weight:
180 GR
Bullet Type:
TTSX
Purpose:
Hunting
Type:
Rifle Ammunition
Box Quantity:
20
Case Quantity:
200
Lead Free:
Yes