Knight’s Armament - QDSS-NT4 PRG 5.56 Rifle Suppressor - 121569-BLK - 819064018742 - Boss Firearms - BossFirearms.com

Knight’s Armament - QDSS-NT4 PRG 5.56 Rifle Suppressor - Black - 121569

Knights Armament Company
SKU:
121569-BLK
|
UPC:
819064018742.
$1,312.78
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5
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Description

The Knight's Armament QDSS-NT4 PRG 5.56mm Rifle Suppressor — Black (KAC PN: 121569) is KAC's QDSS NT-4 PRG (Prong) suppressor for 5.56mm rifles equipped with the KAC 3-Prong QDC muzzle device (PN: 30555). The NT4 PRG features NT4 Gate Latch Connector technology for secure attachment to KAC prong-style muzzle devices. With an overall length of 6.4" and a 19.8 oz weight, the QDSS NT4 PRG delivers 134 dBA SPL at the ear and 139 dBA at 1m — quieter than the standard NT4. Available in Black and FDE.

  • Part Number: 121569 (Black: 121569-BLK)
  • Caliber: 5.56mm NATO / .223 Remington
  • Overall Length: 6.4" (16.3cm)
  • Addition to Bare Muzzle: 5.9" (15cm)
  • Weight: 19.8 oz (561.3g)
  • Sound Level (1m Left): 139 dBA
  • Sound Level (at Ear): 134 dBA
  • Attachment System: NT4 Gate Latch — KAC 3-Prong QDC muzzle device (PN: 30555)
  • Color: Black
  • Manufacturer: Knight's Armament Company (KAC), Titusville, Florida, USA

⚠️ NFA Regulated: This suppressor is a National Firearms Act (NFA) item. A $200 ATF tax stamp (Form 4) is required. Must be transferred through a licensed Class III/SOT FFL dealer.