The Bushmaster QRC (Quick Response Carbine) is a modern AR-15 platform semi-automatic rifle in .223Rem caliber designed as a reliable, versatile, and ready-to-use carbine for sport shooting, training, and defensive applications.
The Bushmaster QRC (Quick Response Carbine) is a modern AR-15 platform semi-automatic rifle designed as a reliable, versatile, and ready-to-use carbine for sport shooting, training, and defensive applications. Built on the proven AR architecture, it emphasizes durability, ease of maintenance, and full compatibility with a wide range of accessories.
The rifle operates in 5.56×45 mm NATO (.223 Remington) and features a carbine-length gas system. It is equipped with a 16" (406 mm) barrel with a 1:8 twist rate, offering versatile stabilization across a broad range of bullet weights. The muzzle is fitted with an A2 birdcage flash hider threaded 1/2×28.
The upper receiver is made from 7075-T6 forged aluminum in an A4 flat-top configuration, providing high structural strength and full readiness for optic mounting. The rifle uses a C.A.R.-style carbine handguard, offering standard ergonomics and accessory mounting options.
Reliability is supported by an MPI-tested bolt carrier group with Salt Bath Nitride finish, enhancing wear and corrosion resistance. The trigger assembly follows mil-spec standards, providing consistent and predictable performance.
A 6-position collapsible stock allows adjustment of overall length from approximately 32.5–36" (826–914 mm), ensuring ergonomic adaptability for different users and shooting conditions.
The rifle feeds from a detachable 30-round aluminum magazine, included as standard. The entire firearm is finished in a matte black coating, reducing glare and improving durability in demanding environments.
The Bushmaster QRC is a compact, durable, and fully equipped AR-15 carbine, delivering a balanced combination of accuracy, reliability, and modularity, ready for immediate use without additional modifications.