257 Weatherby Magnum 100 Grain Swift Sorocco

The .257 Weatherby was one of Roy Weatherby’s earliest creations and quickly became his favorite. This flat shooting cartridge has grown to be one of Weatherby’s most popular rounds. The Swift Siroccio is a bonded bullet with Swift’s signature black tips designed for hunting and long-range efficiency. Pure copper jacket is progressively tapered to control expansion development throughout a wide range of velocities. Jacket and core are joined together using proven Swift bonding technology. Long driving band for improved rotational stability. Its sleek design and advanced secant ogive nose profile allows for high ballistic coefficient that produce flat trajectories for downrange hunting, making it a perfect match for Weatherby Cartridges.

Specs

• Caliber: 257 Weatherby Magnum
• Bullet Weight: 100 Grain
• Muzzle Velocity: 3575 FPS
• Muzzle Energy: 2838 FT/LBS
• Ballistic Coefficient (G1): .429
• Use: Big Game
• 20 rounds per box

Weatherby 257 Weatherby Magnum 100 Grain 3575 FPS Swift Sirocco Rifle Ammunition - Box of 20

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