Federal Premium Terminal Ascent rifle ammunition is chambered in .280 Ackley Improved and loaded with a 155-grain Terminal Ascent bullet. This hunting load has a listed muzzle velocity of 2,930 fps and is packaged in a 20-round box.

The Terminal Ascent projectile uses bonded construction, a copper shank, a bonded lead core, a Slipstream polymer tip, and AccuChannel groove technology. These features are designed to support consistent expansion, weight retention, and reduced drag across hunting distances.

Key Specifications

• The caliber is .280 Ackley Improved for compatible rifles.
• The bullet weight is 155 grains.
• The bullet type is Terminal Ascent.
• The listed muzzle velocity is 2,930 fps.
• The listed muzzle energy is 2,954 ft-lbs.
• The case material is nickel-plated brass.
• The package contains 20 rounds.
• The case quantity is 10 boxes, or 200 rounds total.
• The stated application is hunting.

With its 155-grain bonded projectile, streamlined profile, and listed ballistic coefficient of .610, this Terminal Ascent load is configured for hunters seeking a technically specified .280 Ackley Improved option for compatible rifles.

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