The 10.5-inch 5.56 pistol kit is an exceptional assembly package for firearm enthusiasts aiming to construct a compact, efficient AR-15 pistol. Tailored to chamber the versatile 5.56 NATO round, this kit offers optimum ballistic performance combined with remarkable maneuverability. Comprising essential components like the barrel, bolt carrier group, handguard, and often a brace, it streamlines the building process for both novices and experts. Ideal for tactical operations, home defense, and range practice, this kit embodies a blend of precision, power, and portability.