TacFire AR-15 Complete Upper Features The TacFire AR-15 Complete Upper with BCG arrives fully assembled and chambered in .308 Win giving builders a direct path to a functioning upper without sourcing a barrel bolt carrier group and related components separately. Pairing a 12 inch barrel with the larger .308 Win cartridge produces a compact hard-hitting configuration that retains meaningful terminal performance even at a shortened barrel length. Because the bolt carrier group ships installed this upper can be dropped onto a compatible lower receiver and be ready to fire with minimal additional work. This kind of complete package appeals strongly to builders who want to add a .308-pattern upper to an existing lower without extensive parts sourcing. Finished in black the upper matches standard AR-pattern finishes for a clean consistent appearance when paired with most lower receivers. A 12 inch barrel length positions this build toward compact maneuverable roles where overall length matters more than maximum long-range reach. TacFire builds its upper assemblies to standard AR-10 pattern specifications helping ensure compatibility with common .308 lower receivers and components on the market. For AR-10 pattern builders looking for a complete ready-to-mount .308 Win upper without the hassle of individual component sourcing this TacFire upper is a straightforward cost-effective option. TacFire AR-15 Complete Upper Specifications Manufacturer: TacFire Model: AR-15 Complete Upper Caliber: .308 Win Color: Black Barrel Length: 12 Upper Type: Complete Available At: GrabAGun