When the Tennessee woods demand a load that can handle thick brush and heavy game, the Brenneke Black Magic Magnum 12 Gauge, 3-inch shell with a 1 3/8 oz payload is a round that delivers consistent, controlled energy. Whether you’re tracking whitetail in the Cherokee National Forest or setting up for hogs along the Mississippi River bottomlands, this ammunition is built for the kind of reliable performance Tennessee hunters rely on. From the Smoky Mountains to the western plains, this 5-round box of Brenneke Black Magic Magnum offers a heavy-hitting option for those who need a slug that stays true through dense cover.
What This Product Is and Who It’s For
The Brenneke Black Magic Magnum is a 12-gauge, 3-inch shotshell loaded with a 1 3/8 oz (620-grain) rifled slug. This is a magnum load designed for use in smoothbore or rifled-barrel shotguns, and it is intended for hunters targeting large game such as deer, bear, and wild hogs. It also serves as a potent option for home defense in rural settings where overpenetration concerns are balanced by the need for stopping power. This product is for shooters who want a proven, factory-loaded slug that offers consistent accuracy and deep penetration without the need for handloading. It is not a target round for casual plinking—it is a serious tool for those who need to put meat on the table or protect property.
Key Spec Breakdown
- Caliber/Gauge: 12 Gauge
- Shell Length: 3 inches (magnum)
- Payload: 1 3/8 oz (approximately 620 grains)
- Projectile Type: Rifled slug (Brenneke Black Magic design)
- Muzzle Velocity: Approximately 1,550 feet per second (varies by barrel length)
- Muzzle Energy: Roughly 3,300 foot-pounds
- Rounds per Box: 5
- Packaging: Cardboard box
- Primer: Boxer primed, reloadable (with appropriate components)
- Recommended Use: Large game hunting, defense
Feature Deep-Dive
The Brenneke Black Magic Magnum slug is built around a design that has been refined over decades. The slug itself is a solid lead projectile with a deep hollow point and a plastic sabot base that separates upon leaving the barrel. This design allows the slug to maintain a tight, consistent diameter through the bore, which improves accuracy compared to traditional Foster-style slugs. The hollow point initiates controlled expansion upon impact, while the heavy 1 3/8 oz weight ensures deep penetration through muscle and bone, even at extended ranges.
The 3-inch magnum case provides additional powder capacity over standard 2.75-inch shells. This extra propellant generates higher velocity and energy, which translates to a flatter trajectory and more retained energy downrange. For Tennessee hunters who may face shots from 50 to 150 yards in open fields or power line cuts, this extra performance can be the difference between a clean harvest and a lost animal. The Black Magic load is specifically tuned to work well in both smoothbore and rifled barrels, though rifled barrels will yield the best accuracy.
One of the standout features of the Brenneke Black Magic line is the “Tough Wad” system. Unlike many slugs that use a separate wad and slug, the Black Magic uses a one-piece wad that is permanently attached to the slug. This wad stays with the slug after firing, reducing deformation and ensuring the projectile flies true. It also helps seal the bore, preventing gas blow-by that can reduce velocity and accuracy. This design is especially useful in older or less tightly choked shotguns, where gas seal can be inconsistent.
The Black Magic Magnum is also known for its consistent performance across temperature ranges. Tennessee summers can push 100 degrees, and winter hunts can drop below freezing. The propellant and primer formulations in this ammunition are designed to function reliably in these extremes. We have seen no issues with velocity shifts or misfires in field conditions, which is a point of confidence for hunters who spend long days in the field.
Recoil is a consideration with any magnum slug load. The 3-inch Black Magic generates noticeable recoil, but it is manageable for most shooters due to the shotgun’s weight and stock design. The heavy slug and high velocity produce a push rather than a sharp snap, which helps with follow-up shots. For those using lighter shotguns, a recoil pad is recommended to maintain comfort during extended shooting sessions.
Finally, the Black Magic Magnum is a factory-loaded product, meaning you get consistent quality from box to box. Each round is inspected and tested at the factory, so you can load your shotgun with confidence. This is a significant advantage over handloads, where variations in powder charge or seating depth can affect performance. For the Tennessee hunter who values reliability, this consistency is a key selling point.
Ideal Use Cases
Large Game Hunting: This is the primary use case. The 1 3/8 oz slug at 1,550 fps provides ample energy for deer, bear, and hogs out to 150 yards. The deep penetration is suitable for quartering shots and heavy bone.
Home Defense (Rural): In rural Tennessee, where neighbors are far apart and property lines are measured in acres, a magnum slug offers decisive stopping power against two- or four-legged threats. Overpenetration is a concern in urban settings, but in open country, this load is a valid choice.
Range Practice (Limited): While not a target load, shooters who want to practice with their hunting ammunition can use these rounds to confirm zero and become familiar with the recoil. We recommend using standard 2.75-inch slugs for extended practice sessions, then switching to the Black Magic for final sight-in.
Compatibility Notes
- Ammunition Compatibility: This 3-inch shell is compatible with any 12-gauge shotgun chambered for 3-inch (magnum) shells. It will function in 3.5-inch chambers as well, but will not cycle in 2.75-inch-only chambers.
- Shotgun Types: Works in pump-action, semi-automatic, and break-action shotguns. In semi-autos, the heavier load ensures reliable cycling, though some gas-operated models may require adjustment.
- Chokes: For smoothbore barrels, use a cylinder, improved cylinder, or modified choke. Do not use full chokes with slug ammunition. Rifled barrels or rifled choke tubes are ideal for best accuracy.
- Holsters & Magazines: Not applicable—these are shotgun shells. For storage, use a standard shell holder or bandolier.
- Accessories: Consider a quality scope or red dot for rifled barrels, or a fiber-optic front sight for smoothbore shotguns. A recoil pad is recommended for extended shooting.
FAQ Section
1. Can I ship this ammunition to a residential address in Tennessee?
Yes. Tennessee state law allows ammunition to be shipped directly to your home, provided you are 21 years of age or older and not a prohibited person. We ship via UPS Ground with adult signature required. You do not need to have it sent to an FFL dealer.
2. What is the FFL transfer process for this product?
Since ammunition is not a firearm, no FFL transfer is required. You can order this product directly, and we will ship it to your Tennessee address. If you purchase a firearm from us, that will require an FFL transfer—but this listing is for ammunition only.
3. Is this ammunition compatible with my 12-gauge shotgun?
It is compatible with any 12-gauge shotgun chambered for 3-inch shells. Check the barrel stamp on your shotgun—if it says “2.75-inch only,” do not use this ammunition. If it says “3-inch” or “3.5-inch,” you are good to go. Always confirm your firearm’s chamber length before loading.
4. What warranty or guarantee does Brenneke offer?
Brenneke ammunition is manufactured to strict quality standards. If you experience a defect such as a misfire, squib load, or case failure, contact our customer service team with the lot number from the box. We will work with Brenneke to arrange a replacement or refund. This does not cover damage caused by misuse or use in an incompatible firearm.
5. What is your return policy for ammunition?
Due to safety and regulatory reasons, we cannot accept returns on ammunition once it has left our facility. If your order arrives damaged or incorrect, contact us within 48 hours of delivery with photos, and we will resolve the issue. We inspect all shipments before dispatch to ensure accuracy.
Closing CTA
This Brenneke Black Magic Magnum 12 Gauge, 3-inch, 1 3/8 oz, 5-round box is in stock and ready to ship to your Tennessee address. We are a licensed FFL retailer based in Tennessee, and we ship ammunition directly to your door without an FFL transfer. Order now to secure this heavy-hitting slug ammunition for your next hunt or property defense setup.




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