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Winchester Autobuck 12 Gauge Ammo 2 3/4" #1 Buckshot 12 Pellets - USAB121
Be the First to Review Winchester AutoBuck if you have run this load; there are no customer ratings posted yet. This Winchester 12 Gauge buckshot load is built as an all-purpose option with a listed muzzle velocity of 1325 fps, and Winchester describes AutoBuck as designed to function in most semi-automatic shotguns as well as pump, break action, and other platforms.
Why Shooters Choose Winchester 12 Gauge
- AutoBuck design: Winchester AutoBuck is made as a go-to buckshot load for a wide range of shotgun applications. The manufacturer positions it for hunting, defense, and target shooting.
- Semi-auto focus: Winchester states this load is designed to function in most semi-automatic shotguns. It is also described for use in pump action, break action, and other shotgun types.
- 12 Gauge buckshot utility: Buckshot is generally chosen when shooters want a shotshell payload made for close-range effectiveness rather than small-game pattern density. That makes this 12 gauge ammo relevant for defense, hunting, and practical range work as supported by Winchester.
- Listed velocity: The product page lists a muzzle velocity of 1325 fps. Muzzle energy is Not Provided, so velocity is the key published ballistic figure for comparison.
- Shotgun components: The verified specs list a Shotgun Casing and Shotgun Primer with a Buckshot projectile type. That gives shoppers the core construction details without relying on guesswork.
- Packaging options: Available as a Box of 5 or a Case of 250. This helps shoppers choose between a small quantity and a case option for bulk planning.
- Winchester ammo lineup fit: For shooters comparing Winchester ammo, Winchester 12 Gauge loads, or AutoBuck specifically, this product offers a factory buckshot option with clearly listed specs.
What Customers Say
Be the First to Review this Winchester AutoBuck load and help other shooters evaluate it.
Is Winchester AutoBuck designed for semi-automatic shotguns?
Yes. Winchester states AutoBuck is designed to reliably function in most semi-automatic shotguns. The manufacturer also describes it for pump action, break action, and other shotgun types.
What is the muzzle velocity of Winchester 12 Gauge grain Buckshot?
The listed muzzle velocity is 1325 fps. Muzzle energy is Not Provided in the verified specs. No grain value is listed, so the supported comparison points are the caliber, Buckshot projectile type, and published velocity.
What is this 12 gauge ammo intended for?
Winchester describes AutoBuck as an all-purpose buckshot load for hunting, defense, and target shooting. That makes it a practical option for shoppers who want a Buckshot load with broad-use positioning from the manufacturer.
What type of projectile does this Winchester 12 Gauge load use?
The verified projectile type is Buckshot. Buckshot is generally used where larger shot pellets are preferred over fine shot, especially in close-range shotgun applications.
What packaging is available for this AutoBuck load?
The verified packaging is Box of 5 or Case of 250. Choose based on whether you need a smaller quantity or a case option for more regular use.
Is this AutoBuck load only for semi-auto shotguns?
No. Semi-auto function is a key design focus, but Winchester also lists pump action, break action, and other shotgun types. Always confirm your shotgun is marked for the correct 12 Gauge ammunition before use.
About Winchester 12 Gauge
AutoBuck pairs a Buckshot payload with standard shotshell components listed as a Shotgun Casing and Shotgun Primer. Buckshot generally uses multiple larger pellets, making it different from birdshot and better suited to the hunting, defense, and target-shooting roles Winchester identifies for this load.
The main design point is broad shotgun compatibility, with Winchester calling out reliable function in most semi-automatic shotguns along with pump action, break action, and other platforms. For shoppers comparing 12 Gauge grain Buckshot listings, the verified data here centers on the Buckshot type, 1325 fps muzzle velocity, and the available box or case packaging.
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For shooters building out a 12 Gauge category supply, Winchester AutoBuck adds a practical Buckshot choice within the Winchester lineup. Choose the box for a small purchase or consider the case option when stocking bulk ammo for range use, hunting, defense planning, or training.
| Field | Details |
| MPN | USAB121 |
| UPC | 020892030176 |
| Manufacturer | Winchester |
| Platform | Shotgun |
| Ammo Application | Hunting / Target / Defense |
| Ammo Type | Buckshot |
| Caliber | 12 Gauge |
| Grain Weight | Not Provided |
| Quantity Per Package | Box of 5 / Case of 250 |
| Test Barrel Length | Not Provided |
| Muzzle Velocity | 1325 fps |
| Muzzle Energy | Not Provided |
| Ballistic Coefficient (G1) | Not Provided |
| Case Type | Shotgun Casing |
| Primer Type | Shotgun Primer |
| Corrosive | No |
| Reloadable | Yes |
| Lead Free | No |
| Staked Primer | No |
| Country of Origin | USA |
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