Weatherby .280 Ackley Improved ammunition (part no. F280A150SCO) loads a 150-grain Swift Scirocco II Bonded Polymer Tip for big-game hunters who want confirmed, repeatable terminal performance. Weatherby built its name on high-velocity magnum cartridges, and its factory ammunition is loaded to the same demanding standard as its rifles. The bonded core resists jacket-core separation while the polymer tip drives controlled expansion across a wide range of impact velocities. Cased and 20 to a box, it is built to feed reliably through bolt guns and semi-autos chambered for the cartridge. In our rifle ammunition lineup, this .280 Ackley Improved loading is a confirmed, dependable choice worth adding to the cart.

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Key Specifications

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• The chambering is .280 Ackley Improved, a higher-velocity, handloader-favorite version of the .280 Remington.

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• The bullet weighs 150 grains, setting the balance of velocity and downrange energy this load is tuned for.

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• The bullet is a Swift Scirocco II Bonded Polymer Tip, the projectile Weatherby chose to load behind .280 Ackley Improved.

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• The bonded core resists jacket-core separation while the polymer tip drives controlled expansion across a wide range of impact velocities.

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• Each box holds 20 rounds, enough to confirm zero and still have rounds on hand.

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• A case ships 10 boxes (200 rounds total), ideal for stocking up or buying once for the season.

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• At about $4.86 per round, the price reflects the bullet construction loaded into this round.

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• The box ships at about 1.3 lb, handy for estimating freight on a bulk order.

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Frequently Asked Questions

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What game is the 150-gr Swift Scirocco II Bonded Polymer Tip suited for? With .280 Ackley Improved behind a Swift Scirocco II Bonded Polymer Tip bullet, it is built for deer-class game and similarly sized animals within the cartridge’s normal hunting range.

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How many rounds come in a case? A case ships 10 boxes of 20, 200 rounds total.

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How is the Swift Scirocco II Bonded Polymer Tip different from a standard cup-and-core bullet? The bonded core resists jacket-core separation while the polymer tip drives controlled expansion across a wide range of impact velocities.

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Buy the Weatherby .280 Ackley Improved 150 gr Swift Scirocco II Bonded Polymer Tip

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A load you can trust round after round is worth more than a marginal ballistic edge, and this .280 Ackley Improved loading delivers exactly that. Pick up a case and put it through its paces before you need it. Order from our Lubbock, Texas gun shop and it ships fast to your door.