The Q LLC Boombox is a short-barreled rifle (SBR) built as a semi-automatic, direct-impingement platform chambered in 8.6 Blackout. It uses a 12-inch tapered, threaded 416R stainless steel barrel with a bead-blasted finish and an XL Cherry Bomb muzzle device. The rifle is built on billet aluminum receivers with an 11-inch Q-Sert M-LOK handguard and a collapsible folding stock for compact transport and close-quarters handling.
Key Specifications
- Chambered in 8.6 Blackout.
- Operating system is Semi-Auto (direct impingement).
- The barrel measures 12 inches.
- The barrel is made from 416R stainless steel with a bead-blasted finish.
- The muzzle device is an XL Cherry Bomb.
- Barrel threads are M18x1.5 (tapered shoulder).
- The handguard is a Q-Sert 11 inches made from 6061 aluminum.
- The receiver is made from 7075 aluminum with a clear hardcoat anodize finish.
- The listed weight is 5.80 lbs.
- Overall length is 26.75 inches (collapsed) / 31.25 inches (extended).
Designed for experienced users who require a compact, purpose-built SBR, the Boombox combines robust materials and compact ergonomics. Its 12-inch threaded barrel and adjustable furniture make it well suited to controlled close-quarters use and range work where a compact profile and modern accessory mounting options are priorities. The configuration provides a balance of durability and modularity for shooters focused on a reliable, compact platform.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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