Q Boombox SBR 8.6 Blackout 12" Barrel Grey

Q Boombox SBR: Purpose-Built Compact Firepower

The Q Boombox represents a thoughtful approach to modern short-barreled rifle design. Chambered in 8.6 Blackout—a cartridge engineered specifically for suppressed fire—this platform delivers serious capability in a remarkably compact package.

Core Specifications

Mechanical Foundation

• Semi-automatic direct impingement operation
• 416R stainless steel barrel, 12 inches, 1:3 twist rate
• Bead-blasted finish for durability and aesthetics
• Overall length: 26.75 inches (collapsed) to 31.25 inches (extended)
• Weight: 5 lbs 8 oz—light enough for extended handling

Ergonomics & Controls

• Two-position collapsible stock with 8.375-inch to 13-inch length of pull adjustment
• Reptilia CQG-NB grip for secure, intuitive control
• Ambidextrous AR-15 style safety for both left and right-handed shooters
• Trigger breaks at 3.25 to 3.75 pounds—crisp and predictable

Tactical Features

Rail System

• Q-Sert handguard spans 11 inches of the barrel
• Continuous M1913 Picatinny top rail in 7075 aluminum for optic mounting
• Aluminum construction (6061 handguard, 7075 receiver) balances strength with weight
• Clear hardcoat anodize finish resists corrosion and wear

Magazine & Ammunition

• SR-25 pattern magazine (20-round capacity)
• One magazine included
• 8.6 Blackout ammunition pairs exceptionally well with sound suppressors

Suppressor Compatibility

The XL Cherry Bomb muzzle device features M18x1.5 tapered shoulder threads. Q recommends either the Porq Chop or Short Chop silencer for optimal performance. Suppressors are sold separately.

What You Get

This is a complete, functional rifle ready for training, hunting, or home defense. Sights and optics are not included—select your own based on your intended use and budget.

The Boombox is engineered for shooters who understand that compact doesn't mean compromised.