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Knight's Armament
Knight's Armament MCQ-2 5.56
KAC's shortest 5.56 QDC can at 4.5 inches and 12.7 oz, a lighter mini-CQB trade against the CRS-2
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Quick Specs
- Price
- $1,350
- Weight
- 12.7 oz
- Brand
- Knight's Armament
- Category
- suppressor
Features
- •5.56 NATO
- •KAC QDC over 1/2-28 muzzle device
- •148 dBA at 1m / 141 dBA at ear
- •4.5 in OAL / 3.9 in added
- •Black or FDE
Capability Boosts
Suppression+2
Mobility+2
Recommended For
Vehicle Operations+2
Outdoor Defense+2
Concealed Carry+2
everyday carry+2
pocket carry+2
deep concealment+2
+9 more
Compatibility Tags
family: modern-riflefamily: ar-patternsuitable-for: ultra-compactcaliber: 556caliber: 223suppressor-mount: kac-qdc-556
Pros
- +Shortest KAC 5.56 QDC can, 4.5-inch OAL adding only 3.9 inches to the muzzle
- +Light at 12.7 oz, minimal effect on handling and balance
- +KAC QDC quick-disconnect mounts tool-free over a 1/2-28 muzzle device
- +Compatible with the QDC 3-prong flash hider and QDC open brake kit
- +Available in Black and FDE
Cons
- −Lighter but less durable than the MCQ-1, per Knight's own description
- −Louder than the longer CRS-2, 148 dBA versus 143 dBA at one meter
- −$1,350 before adding a QDC muzzle device and shim kit
- −Not compatible with QDC Mini-Mams; proprietary mounting ecosystem
Detailed Specifications
- Length
- 4.5 inches (3.9 inches added to bare muzzle)
- weight
- 12.7 oz (360 g)
- Mount Type
- KAC QDC quick-disconnect over 1/2-28 muzzle device (30555 QDC 3-prong flash hider or 123191 QDC open brake)
- ratedCalibers
- 5.56 NATO / .223 REM
- soundReduction
- 148 dBA at 1m left, 141 dBA at ear
- finish
- Black or FDE
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