9mm Underwood Extreme Defender Platinum: 3.1" short barrel (short version) Ammo Quest.

The solid copper Xtreme Defender is based on the popular Xtreme Penetrator product line. The XD is advertised to have a nose flute, total weight, and velocity to achieve penetration. This ammo is for the cartridge size 9mm Luger +P. The bullet is made from copper. The diameter (caliber) of this bullet is 0.355. This bullet weighs 68 grains. This bullet's velocity from the 3.1" barrel was 1638 feet per second. The ammo case is made from nickel-plated brass. This ammo is a proven round for hunting. The bullet in this product does NOT contain lead. The muzzle energy of this ammo is 405 ft-lbs from my 3.1" M&P Shield. This product has been designed to be an effective choice in self-defense applications. The bullet in this product has a Sectional Density (SD) of 0.0770822115793352. SD is the ratio of an object's mass to its cross-sectional area with respect to a given axis. It conveys how well an object's mass is distributed (by its shape) to overcome resistance along that axis. This ammo IS SAFE to use in a suppressor. The bullet in this ammo has a ballistic coefficient (G1) of 0.087 - Generally, the higher the coefficient, the more stable the projectile will be in flight. Each box of ammo contains 20 loaded pieces of ammunition. This ammo is manufactured by Underwood Ammo.

Видео 9mm Underwood Extreme Defender Platinum: 3.1" short barrel (short version) Ammo Quest. канала EDC Ballistics