Videos tagged with Colt XM16E1

This video compares muzzle brakes and flash hiders, demonstrating their effects on flash signature and recoil. Flash hiders like the A2 birdcage and three-prong designs reduce muzzle flash, crucial for low-light conditions. Muzzle brakes, conversely, redirect gas to significantly reduce recoil and muzzle rise, but increase flash and concussion. Hybrid devices like the Surefire Warcomp offer a balance between both functions.

This video tests how 5.56mm bullet velocity changes with barrel length, using PMC X-TAC 55-grain ammo. Velocities ranged from 2,183 ft/s from a 7.5-inch barrel to 3,052 ft/s from a 20-inch barrel. Shorter barrels like 12.5 inches offer a good balance for AR pistols, while longer barrels like 18-20 inches approach the manufacturer's rated velocity.