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The .68 caliber Smasher kinetic projectile was engineered by Less Lethal Ballistics to provide maximum impact effect in a home defense situation. It works with all CO2 launchers such as the Byrna SD and LE, the Umarex T4E family, the Pistelle X-68, First Strike FSC, Pepperball TRP and the Grimburg Gavle, to name a few. If you want the best projectile for home defense, the Smasher is it. These self defense riot balls are excellent .68 ammo.
The Smasher (max diameter .0680″) optimized for .683″ bore barrels.
The Smasher XL (max diameter .06839″) optimized for .686″ bore barrels.
Unsure of which Smasher to get? Then get the standard Smasher, which is smaller; these work well in all launchers. Know your barrel size is a larger bore? Then get the Smasher XL which is wider for less “blow by” in larger diameter barrels.
What is the weight for the very best .68 caliber home defense projectile?
Either they don’t know or they are “in the know!” We have the answer.
The Smasher was designed to be the best .68 caliber projectile at impact effect in a home defense situation. Most close quarters defense situations will occur at 20 feet or less. There is no better kinetic projectile than the Smasher at this range. In addition, the Smasher will also travel true to its target with only a 1″ drop after 30 feet. Rest assured… the Smasher has your back. Don’t trust your home defense to a discount projectile!
Think about it. Can a projectile be too light? Yes! Can a projectile be too heavy? Yes! Impact effect versus projectile mass is a parabola curve with a sweet spot! What is the projectile mass that yields the maximum impact effect on the curve? The Smasher is the answer…
Using engineering, calculus and real world experimentation we have designed the optimal .68 caliber kinetic projectile.
To do this, we also developed a precise projectile impact effect measurement device. As you can see from the chart below, projectiles that weigh less than or greater than the Smasher will not impact into the subject target as effectively. X is the mass in grams of the tested projectile. Y is the impact of that projectile into the force measurement device. So, while the 3.0 gram Byrna Kinetic Projectile may have a greater FPS muzzle velocity, it performs poorly when it comes to impact. The same is true for a 10 gram, 12 gram or even 20 gram projectile when measuring impact. Heaviest is not best!
It turns out that to achieve maximum impact effect a projectile needs to be 8.4 grams. This is the weight of our Smasher .68 caliber kinetic projectile.
Heavier projectiles have a substantial ballistic drop. The Smasher, flies truer to the target.
Above shows a drop of only 1″ after the Smasher travels 10 yards.
Above shows a 12″ drop off after 20 yards with a 9.9 gram projectile
The Smasher from Less Lethal Ballistics versus the competition. A higher impact effect number is better. As you can see, the Smasher wins hands down!
Save the cheap ammo for target practice.
Projectile | Mass | Impact Effect | |
LLB Smasher | ![]() | 8.4g | 14.2 |
Grimburg JUL V3 | ![]() | 7.8g | 13.7 |
Defense Innovation Devastator | ![]() | 9.9g | 12.4 |
Generic Solid Aluminum | ![]() | 7.3g | 9.6 |
The Smasher versus various strengthened glass.. tempered and laminated.
The following video shows the superior capabilities of the Smasher when compared to a 7.3 gram aluminum riot ball.
Every detail of the Smasher has been considered to provide optimal performance. The Smasher has a ferrous steel core that is coated with polypropylene plastic. Polypropylene was selected due to its low coefficient of friction. Low friction allows for less drag as the projectile travels through the barrel and more energy from the CO2 charge to be imparted; thus greater speed and kinetic impact effect.
“Super appreciate you, your due diligence, the science and mathematics you exhibited for us to see, appreciate and understand what you did. In fact, what you did, how you showed us, and even that you did it are all commendable and admirable. I appreciate your work and contribution to the community.“
—Moor2Life Consulting LLC
According to the FBI, a projectile needs to have 80 joules of energy to be lethal. Using this benchmark, the Smasher when fired from a Umarex TR68 CO2 revolver can achieve 32.5% lethality. When fired from a tuned air gun, even greater lethality can be achieved into the 60 to 70% range.
There is a subsonic 22 long rifle ammunition developed by CCI called the Quiet-22â„¢. We have fired their rounds into our impact effect tester to compare the Smasher to a 22LR. The Smasher when fired from a Umarex TR68 revolver can achieve 46.67% of the impact that the Quiet-22LR does. Even better results can be seen with a tuned or higher joule air gun.
The Smasher has a ferrous steel core. See them suspended below by magnets. In addition the Smasher has been designed to have extremely precise diameter. This allows them to perform well in all .68 caliber air guns. They fit the barrel very well allowing for minimal “blow by” whereby all of the CO2 charge gets imparted to the projectile.