Lehigh Defense Controlled Chaos 6.5mm 130 Grain Fracturing Copper Hollow Point Boat Tail Lead-Free Bullets (50-Count)Lehigh Defense$67.00
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Lehigh Defense
Lehigh Defense Controlled Chaos 7mm (.284) 142 grain lead-free copper bullets are engineered for reloaders who want terminal performance that doesn't compromise—they deliver expansion and penetration in the same shot. Unlike traditional hollow points that trade one for the other, Controlled Chaos rounds split the difference by design. On impact, the hollow-point front section petals outward in a controlled burst, creating immediate energy transfer and dramatic wound trauma. Simultaneously, the solid copper base drives straight through, maximizing penetration and often achieving full pass-through. That combination of temporary and permanent wound cavity, paired with the deep-penetrating base, results in quick, reliable incapacitation—ideal for hunting medium to large game where both speed and follow-up confidence matter.
These bullets are lead-free, making them suitable for jurisdictions with environmental restrictions and for shooters who prefer non-toxic ammunition. The 1.375-inch length and 0.75-inch ogive are designed for modern 7mm cartridges, and the sectional density of .252 supports excellent ballistic performance downrange. With a ballistic coefficient of 0.477 (G1), they retain energy well and resist wind drift over distance, a real asset for hunting in variable conditions.
Lehigh's Controlled Chaos technology has earned a strong reputation among hunters and reloaders looking for premium terminal ballistics without the lead-free performance penalty. These rounds come 50 to a box and are velocity-rated to a maximum of 5000 fps muzzle velocity, with a minimum impact velocity of 1500 fps for reliable function. A 1:9.5 minimum twist rate or faster is required for stabilization.
| Caliber | .284 (7mm) |
| Weight | 142 grains |
| Material | Lead-free copper |
| Bullet Length | 1.375 inches |
| Ogive Length | 0.75 inches |
| Ballistic Coefficient (G1) | 0.477 |
| Sectional Density | .252 |
| Minimum Twist Rate | 1:9.5 |
| Velocity Rating | Supersonic |
| Minimum Impact Velocity | 1500 fps |
| Maximum Muzzle Velocity | 5000 fps |
| Box Quantity | 50 bullets |
| Technology | Controlled Chaos |
These .284 (7mm) 142-grain bullets are optimized for 7mm-08 Remington, .280 Remington, and 7×57mm Mauser rifles. They require a minimum twist rate of 1:9.5 or faster for proper stabilization. If you're reloading for a different 7mm cartridge, verify that your rifle's twist rate meets the minimum spec.
Yes. These bullets are constructed from lead-free copper, making them compliant with non-toxic ammunition laws and suitable for shooters who prefer environmentally responsible ammunition.
Controlled Chaos bullets require a minimum impact velocity of 1500 fps to reliably achieve the petaling and wound performance they're designed for. Ensure your load and target distance meet that threshold for optimal terminal effect.
Maximum safe muzzle velocity for these bullets is 5000 fps. Your load development should stay within that limit. Also note that these rounds are velocity-sensitive, so consult Lehigh's load data and your own reloading manual to ensure safe, consistent performance.
Lehigh Defense
Lehigh Defense Controlled Chaos 7mm (.284) 142 grain lead-free copper bullets are engineered for reloaders who want terminal performance that doesn't compromise—they deliver expansion and penetration in the same shot. Unlike traditional hollow points that trade one for the other, Controlled Chaos rounds split the difference by design. On impact, the hollow-point front section petals outward in a controlled burst, creating immediate energy transfer and dramatic wound trauma. Simultaneously, the solid copper base drives straight through, maximizing penetration and often achieving full pass-through. That combination of temporary and permanent wound cavity, paired with the deep-penetrating base, results in quick, reliable incapacitation—ideal for hunting medium to large game where both speed and follow-up confidence matter.
These bullets are lead-free, making them suitable for jurisdictions with environmental restrictions and for shooters who prefer non-toxic ammunition. The 1.375-inch length and 0.75-inch ogive are designed for modern 7mm cartridges, and the sectional density of .252 supports excellent ballistic performance downrange. With a ballistic coefficient of 0.477 (G1), they retain energy well and resist wind drift over distance, a real asset for hunting in variable conditions.
Lehigh's Controlled Chaos technology has earned a strong reputation among hunters and reloaders looking for premium terminal ballistics without the lead-free performance penalty. These rounds come 50 to a box and are velocity-rated to a maximum of 5000 fps muzzle velocity, with a minimum impact velocity of 1500 fps for reliable function. A 1:9.5 minimum twist rate or faster is required for stabilization.
| Caliber | .284 (7mm) |
| Weight | 142 grains |
| Material | Lead-free copper |
| Bullet Length | 1.375 inches |
| Ogive Length | 0.75 inches |
| Ballistic Coefficient (G1) | 0.477 |
| Sectional Density | .252 |
| Minimum Twist Rate | 1:9.5 |
| Velocity Rating | Supersonic |
| Minimum Impact Velocity | 1500 fps |
| Maximum Muzzle Velocity | 5000 fps |
| Box Quantity | 50 bullets |
| Technology | Controlled Chaos |
These .284 (7mm) 142-grain bullets are optimized for 7mm-08 Remington, .280 Remington, and 7×57mm Mauser rifles. They require a minimum twist rate of 1:9.5 or faster for proper stabilization. If you're reloading for a different 7mm cartridge, verify that your rifle's twist rate meets the minimum spec.
Yes. These bullets are constructed from lead-free copper, making them compliant with non-toxic ammunition laws and suitable for shooters who prefer environmentally responsible ammunition.
Controlled Chaos bullets require a minimum impact velocity of 1500 fps to reliably achieve the petaling and wound performance they're designed for. Ensure your load and target distance meet that threshold for optimal terminal effect.
Maximum safe muzzle velocity for these bullets is 5000 fps. Your load development should stay within that limit. Also note that these rounds are velocity-sensitive, so consult Lehigh's load data and your own reloading manual to ensure safe, consistent performance.