Precision 50 Caliber (.510) Big Bore Airgun Pellets – Slugs

Big Bore .510 Caliber Airgun Slugs – Magazine Feed
– 275-grain Hollow Point Slug: AOL: .640, BC .279
– 350-grain Hollow Point Slug: AOL: .770, BC .356
– 275-grain Round Nose/Hollow Back Slug: AOL: .780, BC .279
– NEW ALCO SLUGGER 320-grain Hollow Point /Hollow Back Slug: AOL: .814, BC .325

NEW Big Bore .510 Metal Tip Airgun Slugs – Single Feed
– LANCER 350-grain, Metal Tip, Hollow Back: AOL: 1.60, BC .687
– TETON 370-grain, Metal Tip, Flat Base: AOL: 1.73, BC .729
Please Note: When shooting single feed airguns, it’s best to push the bullet forward in the chamber until you meet resistance to engage the lands. Custom weights available.

Select Your Grain and Bullet Count:

Precision 50 Caliber (.510) Big Bore Airgun Slugs

The Big Bore Air Boss high-quality airgun slugs are part of the Alco Air Boss hand swaged precision big bore 50 Caliber (.510) airgun slug lineup. Alco Bullets is proud to provide the best Air Boss Ammo for Big Bore PCP Air rifles. Working in conjunction with prominent airgun manufacturers, we developed the most accurate airgun slugs for serious hunters and shooters in the marketplace. Customers come back due to the “dead-on” accuracy. Extensively tested, the 50 Caliber (.510) Airgun Big Bore airgun slugs are available for both magazine and single fed air rifles. This airgun ammo is engineered to take down bigger targets with ease and efficiency. Due to the heavier 50 caliber slug design and weights, they bring accuracy, speed and penetration ability to humanly use on North American large game. Alco premium bullets are swaged to be consistently accurate with 100% lead for your shooting success. These big-bore pre-charged pneumatics (PCP) air rifles are revolutionizing the air gunner’s market. Be sure to match the bullet diameter to your gun. Alco recommends you know your airgun’s bore diameter before ordering. Not all airgun calibers are the same. You want to order the exact caliber pellet your gun needs. Please give us a call if you have questions.

NEW Big Bore .510 -LANCER and TETON Metal Tip Custom Airgun Bullet
The  Alco Air Boss LANCER and TETON quality airgun slugs are the newest evolution of precision 50 Caliber custom bullet ammo that we offer. The unique longer bullet profile features an ultra-low drag (ULD) design and extreme metal tip. The design provides for greater shooting accuracy in the wind for long distance targets and increased terminal ballistics for hunters. The custom precision airgun bullets are composed of a swaged soft 100% lead along with a metal tip and flat base for a heavier bullet when hunting game bigger North American game. These airgun slugs work best in single feed airgun rifles.

NEW Big Bore .510 -ALCO SLUGGER Hollow Point-Hollow Back Airgun Slug
The ALCO SLUGGER is our newest offering in the big bore lineup of 50 caliber (.510) airgun pellets.  The airgun slug is designed for maximum expansion in hunting applications. It has a deep hollow point and wide hollow back. This allows it to open up (mushroom) upon impact for an increased wound channel with good terminal ballistics and knock down power. It is further composed of a swaged soft 100% lead which helps with expansion. The bullets are sized to fit many of the most popular .510 caliber magazine fed airguns.

Big Bore .510 -HOLLOW POINT Airgun Slug
The Alco Air Boss line of hand-swaged precision big bore 50 Caliber (.510) air gun pellets is engineered for targets and to hunt big game effectively. The big bore 50 caliber Hollow Point .510 airgun pellet is composed of a swaged soft 100% lead with a flat base designed to humanely take down game. The hollow points will "mushroom" or expand upon hitting a soft target, increasing the wound channel for good terminal ballistics and more effective knockdown power. The bullets were designed with Umerax USA to use in the Hammer and will fit in most .510 caliber magazine fed airguns.

Big Bore .510 -ROUND NOSE, HOLLOW BACK Airgun Slug
Alco’s Big Bore .510 Round Nose Hollow Back slugs are another excellent choice for target shooting and hunting when deeper penetration is needed. The round nose slug shape helps reduce air resistance, to maintain velocity and energy over longer distances and will fit in most magazine fed air rifles. The skirt engages the lands to provide stability and accuracy.  The slugs have been extensively tested for accuracy and are ready to go for your .510 Caliber air rifle success. Alco quality airgun slugs are accirate. powerful and hold in the wind.

Big Bore .510 LANCER -METAL TIP, HOLLOW BACK Airgun Slug
The high caliber .510 LANCER contains an extreme metal tip and a hollow back with a full caliber bearing surface designed to be the most ballistically efficient, accurate and lethal pellet available for big bore hunting and competitive target shooting success. In addition, the longer bullet profile features an ultra-low drag (ULD) design which helps with shooting longer distances. The LANCER design allows us to lower the grain weight to create a lighter bullet for better trajectory with the same Alco precision you expect. These airgun slugs work best in single feed airgun rifles such as the Texan.

Why Alco 50 Cal .510 Big Bore Airgun Slugs

Unlike anything else in the marketplace in a 50 Caliber airgun slug, Alco’s unique .510 airgun ammo has a different focus over traditional pellets. Swaged custom Alco big bore bullets provide a higher degree of accuracy and kinetic efficiency due to less flight resistance. Those with a superior CNC metal tip provides a perfect meplat adding to the bullets high BC in the field with unsurpassed accuracy and lethality marksman want in the field. The LANCER and TETON airgun slugs provide a solution for increased trajectory and ballistic efficiency for those seeking to shoot longer distances. All Alco Ultra-Low Drag big bore airgun slugs are custom engineered for target and hunting success in the field. All Alco's .510 Big Bore slugs are good hunting rounds and excellent on targets.

Superior Engineering

The Alco 50 Cal .510 Airgun Big Bore airgun slugss are engineered to take down bigger targets with terminal ballistic efficiency. When shot into a ballistic gel, the tip separates acting like a hollow point, causing tremendous devastating terminal expansion. They provide accuracy, speed, and penetration to use on North American game.

High Quality Control

Alco Bullets custom swages 100% lead airgun slugs to exactly fit a .510 diameter PCP big bore airgun. They are designed to provide a uniform high-performance bullet for extreme accuracy and lethality. Every pellet is sized and hand-checked during production for quality at each stage of the build. Metal tips, swaged precision diameter control and consistent weight allow for far greater accuracy, provided the shooter matches the diameter to his gun and can experiment with weight. This great 50 Cal airgun ammo is designed for big bore .510 air rifles, such as the Airforce Texan and other big bore single feed airguns. It is a game-changer that .510 airgun enthusiasts appreciate.

Handcrafted Excellence

This air gun ammo provides lower friction and a good air seal for rifling engagement. The projectile is built on ultra-low drag design for further increased accuracy. The swaged diameter control and consistent weight, allowing far greater precision provided the shooter matches the diameter to his gun and can experiment with weight.

Pinpoint Accuracy

ALCO Air Boss Ammo developed for Big Bore PCP Air rifles comes in .308, .357, .452, .457 and .510 calibers. The high-performance Alco big bore ammo provides you an edge for shooting accuracy, distance, and lethality when hunting. Alco Bullets incorporates the ULD design principles in all our bullets to provide the best projectiles to surpass your expectations.

Alco Airgun Slug Design Advantage

Alco Precision Big Bore airgun slugs are built on the same ALCO promises an Ultra-Low Drag (ULD) design as our ELD rifle bullets. This is why our big bore pellets are known for accuracy and give you an edge in the field.  The airgun slugs are custom manufactured for those who want to shoot longer distances and retain accuracy for either hunting or targets with their airguns. The Alco .510 caliber airgun pellets feature a CNC machined tip to further enhance pinpoint precision and range. On impact, the tip separates from the lead causing devastating terminal ballistics when hunting game. Alco is known for having a Ultra Low Drag design making for high ballistic coefficients (BC). Having a high BC helps a bullet to overcome air resistance in flight with less drop, less drift and more energy down range.  Our metal tipped .510 Lancer and Teton BC’s are calculated at 900 fps. The .510 hollow points and hollow backs without tips are calculated at 850 fps.

Precision Swaged Lead

Alco uses pure soft lead for maximum expansion that is swaged to provide a precise airgun slug with consistent diameter, weight, and length. Those with CNC metal tips and ultra-low drag design provide additional range and accuracy. Alco big bore ammo provides you an edge for accuracy and lethality when hunting.

Quality Packaging

Alco Bullets are custom handmade swaged lead high caliber airgun slugs. We select our packaging to keep the rounds the most secure in shipping boxes possible. Most all of our airgun slugs are packaged in 50- and 25-count, with the exception of those that require bigger containers. The larger Alco big bore .510 LANCERS and TETONS are packaged securely in 40- and 20-count protective shipping boxes. We want your airgun slugs to arrive at your destination in the same condition as they leave our facility.

Call Anytime

You have a direct point of contact with a professional bullet smith for your questions – anytime. Just give us a call (417-331-2100) and we will help you with your needs. We answer our calls directly. You are welcome to call for custom orders, weights and calibers. Just let us know what you need and when you want it. We do everything we can to make you happy. We offer an open line of communication to help you. We are family owned and appreciate your business.

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