Experience elite sound and flash suppression with the Knights Armament 5.56 MCQ-2 Suppressor in Black, engineered for tactical precision and reliability. Designed by Knights Armament Company, a leader in military-grade firearms accessories, this compact QD suppressor transforms your 5.56 rifle into a stealthier, more controllable platform—ideal for close-quarters battle (CQB) and suppressed shooting without compromising maneuverability.
Key Features
- Quick Detach (QD) Mounting System: Effortlessly attach and detach with the proprietary KAC QDC system, ensuring secure fit and rapid deployment on compatible hosts.
- PRT Vented Baffle Design: Utilizes advanced Progressive Radial Tube technology for optimal gas flow, reducing back pressure to minimize blowback and enhance reliability in semi-auto or full-auto fire.
- Inconel Construction: Both baffle and body crafted from durable Inconel alloy, offering exceptional heat resistance and longevity even under intense, sustained use.
- Superior Flash Suppression: Dramatically cuts first-round flash to 0.61 mcd*s, preserving night vision and concealing your position effectively.
- Compact Profile: Adds only 3.9 inches to your muzzle, maintaining a low-profile setup for short-barreled rifles (SBRs) and improving overall handling.
Technical Specifications
- Caliber: Rated for 5.56 NATO / .223 Remington
- Overall Length: 4.43 inches (11.25 cm)
- Weight: 12.7 oz (360 g)
- Diameter: 1.5 inches
- Sound Reduction: 148 dBA at 1m left side; 141 dBA at shooter’s ear
- Finish: Black Oxide for corrosion resistance
- User Serviceable: No—sealed for maximum durability and minimal maintenance
Why Choose the MCQ-2 Suppressor?
In the demanding world of tactical shooting, the MCQ-2 addresses key pain points like excessive noise, flash giveaway, and added bulk. Its low-back-pressure design reduces gas in your face during rapid fire, improving comfort and safety—especially indoors or in confined spaces. Users praise its balance of suppression and performance, making it a go-to for professionals seeking a suppressor that doesn’t alter rifle balance or cycling. Whether for home defense, training, or operations, this Inconel-built powerhouse delivers consistent results without the need for frequent servicing, saving you time and hassle.
Elevate your 5.56 rifle’s capabilities today with the Knights Armament MCQ-2 Suppressor. Secure yours now and unlock quieter, more discreet shooting sessions that keep you in control.
Frequently Asked Questions
Q: Is the MCQ-2 full-auto rated?
A: Yes, its robust Inconel construction and vented baffle design make it fully rated for full-auto fire, ensuring durability under high-volume shooting.
Q: Will this suppressor affect my rifle’s accuracy?
A: The MCQ-2 maintains exceptional alignment with its QD mount, resulting in negligible impact on accuracy for most setups.
Q: What maintenance does it require?
A: As a non-user-serviceable unit, routine cleaning isn’t needed; simply wipe down the exterior after use to preserve the black oxide finish.










