The Weatherby WBY Ammo 378WBY 270GR Barnes TSX 20/10 is engineered for hunters who demand ultra-high velocity performance from the legendary .378 Weatherby Magnum. Loaded with a 270-grain Barnes TSX Triple Shock bullet in premium brass cases, this Select Plus ammunition delivers flat trajectories, deep penetration, and reliable expansion on large game.

This cartridge is tailored for big game and extended-range hunting where energy and consistency matter most. The solid copper TSX bullet maintains weight while opening into sharp petals for controlled expansion, making it suitable for elk, moose, and African game when used in appropriate rifles. Backed by Weatherby’s long-standing reputation for magnum innovation and precision, this load offers confidence every time you step into the field.

Key Features:

• Manufacturer: Weatherby
• Model: B378270TSX Select Plus
• Caliber: 378 Weatherby Magnum
• Condition: New
• Bullet Weight: 270 Grain
• Bullet Type: Barnes TSX Triple Shock Copper
• Quantity: 20 Rounds Per Box
• Muzzle Velocity: 3060 Fps
• Muzzle Energy: 5615 Ft/Lbs