Byrna SD Universal Kinetic Kit - Our Most Popular Less-Lethal Pistol

The Byrna SD is our most popular less-lethal pistol. This kit contains no chemical projectiles and is legal in all states in the US.

The Byrna SD (Self Defense) is the successor of the Byrna HD. It has been re-engineered for optimal performance. Powered by compressed air (CO2), the Byrna SD shoots .68 caliber round kinetic and/or chemical irritant projectiles that can disable a threat from up to 60-feet away. It is an incredibly powerful and non-lethal self-defense weapon.

The Byrna SD is not classified as a firearm therefore does not require a permit or background check to own. Must be 18 or older to purchase.

*This kit does not come with chemical projectiles.

✨ Features

.68 Caliber Projectiles (15 per kit)
5-round Magazine (2 per Kit)
Uses 8-gram CO2 (2 per Kit)
Picatinny Rail
Honeycomb Over-molded Grip for Better Control
Ambidextrous safe/fire switch that allows for easy toggling for both left-handed and right-handed individuals
Improved sights for faster target acquisition
Straight trigger with a 6-8 lb. trigger pull weight
PATENTED PULL-PIERCE TECHNOLOGY: CO2 is stored in the launcher unpunctured until the first trigger pull. On first trigger pull the CO2 is punctured and a projectile is launched simultaneously.
STANDOFF DISTANCE: Accurate at up to 60 feet.

⚡ Performance

Energy Density - 30 J/in^2
Muzzle Velocity - 280 fps
Magazine Capacity - 5 rounds
Shot Capacity per CO2 - 22 shots***
Effective Range - 60'
CO2 Size - 8 gram
Pistol Size - Compact

*Average first 10 shots
**At room temperature

📦 Kit Details

(1) Byrna SD Launcher
(2) 5-Round Magazines
(2) Byrna 8-Gram CO2 Cylinders
(1) 5-Round Tube of Byrna Pro Training Projectiles
(1) 5-Round Tube of Byrna Kinetic Projectiles
(1) 5-Round Tube of Byrna Eco-Kinetic Projectiles
(1) Byrna Carrying Case

🎥 See the Byrna SD in Action

⚡ Pull-Pierce Technology - Always Ready

The SD features patented pull-pierce technology that stores CO2 in the launcher unpunctured until the first trigger pull. On the first trigger pull, the CO2 is punctured and a projectile is launched simultaneously. This means your SD can be stored safely with CO2 installed and activated instantly when needed.

🎓 Perfect For

Home Defense: Powerful less-lethal protection for your family and property
Personal Protection: Reliable self-defense you can depend on
Training & Practice: Includes 15 practice projectiles to build proficiency
Non-Lethal Alternative: Effective stopping power without the lethality of firearms
Everyday Carry: Compact size suitable for holsters and bags

🔬 .68 Caliber Power

The SD uses .68 caliber projectiles - the industry standard for maximum stopping power and accuracy. This proven caliber delivers reliable performance with both kinetic and chemical projectiles.

⚖️ Legal & Compliant

The Byrna SD is not classified as a firearm therefore does not require a permit or background check to own. Must be 18 or older to purchase. Legal in all 50 states and compliant with California regulations. Always check your local laws regarding less-lethal devices.

💪 The Byrna Advantage

Byrna Technologies is the world leader in less-lethal self-defense. With over a decade of innovation and millions of satisfied customers, Byrna launchers are trusted by law enforcement agencies, security professionals, and families worldwide.

📋 Frequently Asked Questions

Q: Do I need a license or permit to own the Byrna SD?

A: No. The Byrna SD is not classified as a firearm and does not require a permit or background check to own. You must be 18 or older to purchase.

Q: What is the effective range of the SD?

A: The SD is accurate at up to 60 feet, allowing you to maintain a safe standoff distance from potential threats while still delivering effective stopping power.

Q: Does this kit include chemical projectiles?

A: No. This kit does not come with chemical projectiles. It includes 15 practice projectiles (5 Pro Training + 5 Kinetic + 5 Eco-Kinetic). Chemical projectiles are sold separately.

Q: What caliber projectiles does the SD use?

A: The Byrna SD uses .68 caliber projectiles - the industry standard for less-lethal launchers.

Q: What is pull-pierce technology?

A: Pull-pierce technology stores CO2 in the launcher unpunctured until the first trigger pull. On the first trigger pull, the CO2 is punctured and a projectile is launched simultaneously. This keeps your SD ready without wasting CO2 during storage.

Q: How many shots can I get from the 8g CO2 cylinders?

A: Each set of CO2 cylinders provides approximately 22 shots on average for the first 10 shots at room temperature. Performance may vary with temperature and firing rate.

Q: Is the SD ambidextrous?

A: Yes! The SD features an ambidextrous safe/fire switch that allows for easy toggling for both left-handed and right-handed individuals.

Q: Can I add accessories to the SD?

A: Yes! The SD features a Picatinny rail that accepts standard tactical accessories including flashlights, lasers, and optics.

Q: What's the difference between Pro Training, Kinetic, and Eco-Kinetic projectiles?

A: All three are hard plastic practice rounds. Pro Training projectiles are designed for extended training, Kinetic projectiles can be used for practice and kinetic-only defense, and Eco-Kinetic projectiles are environmentally friendly biodegradable rounds. None contain chemical irritants.

Q: Can I purchase chemical projectiles for self-defense?

A: Yes! The SD is compatible with Byrna .68 caliber chemical projectiles (sold separately) including pepper and max rounds that contain OC pepper and CS tear gas for maximum self-defense effectiveness.

Q: How does the SD compare to the CL or LE models?

A: The SD is our most popular less-lethal pistol and offers the best balance of power, size, and features. The CL is more compact for concealed carry (.61 cal), while the LE offers enhanced features for law enforcement use. All use the same pull-pierce technology.

Q: Is the SD suitable for home defense?

A: Absolutely! The SD is an incredibly powerful and non-lethal self-defense weapon, making it ideal for home defense. Its compact size makes it easy to maneuver indoors, and it delivers reliable stopping power with chemical projectiles (sold separately).

Q: Can I travel with the SD?

A: The SD is legal in all 50 states, but always check local laws at your destination. For air travel, the SD must be in checked luggage, not carry-on.

✅ Order Your Byrna SD Universal Kinetic Kit Today

Experience America's most popular less-lethal launcher. The SD delivers proven stopping power with patented pull-pierce technology and ambidextrous design. Protect what matters most with confidence.