Quell

Wilson Combat QUELL Suppressors - Reliable, Modular Sound Suppression

Wilson Combat QUELL suppressors are purpose-built for shooters who require dependable sound suppression combined with a serviceable, user-friendly design. Whether you’re running a AR pistol for competition or a short rifle for precision work, QUELL offers configurations that balance low weight, rugged construction, and effective noise reduction. Each QUELL model is engineered to deliver consistent alignment and repeatable performance with a focus on user serviceability and minimal impact on point-of-impact.

Learn more in the tabs below.

• Technical Specifications

  Calibers:

  • 5.56mm: Typical calibers include .223 Remington, 5.56x45mm NATO, .223 Wylde, 224 Valkyrie, .204 Ruger, and 22 Nosler
  • 6.8mm: Typical calibers include .243 Winchester, 6mm ARC, 6mm Creedmoor, 6.5mm Creedmoor, 6.5mm Grendel, 6.8mm Remington SPC, and .270 Winchester
  • 7.62mm: Typical calibers include 300 HAM'R, 300 Blackout, .308 Winchester, 7.62mm NATO, 7mm-08 Remington, and .30-06 Springfield
  • 9mm: Typical calibers include .338 Federal, 9mm, and .358 Winchester

  
  Thread Pitch:

  • 5.56mm: 1/2" x 28
  • 6.8mm: 5/8" x 24
  • 7.62mm: 5/8" x 24
  • 9mm: 5/8" x 24

  
  Maximum Bore Diameter:

  • 5.56mm: .224"
  • 6.8mm: .277"
  • 7.62mm: .308"
  • 9mm: .358"

  
  Noise Reduction Levels (6.75" models SP-QUELL and SP-QUELL-H):

  • Tested with a Bruel & Kjaer 2209 using a 4136 B&K microphone
  • 31.7 dB reduction (.308 Winchester, 16" barrel)
  • 138.5 dB average at the shooter's ear
  • 134.0 dB at the muzzle MIL-STD 1474D

  
  Dimensions and Weight (SP-QUELL, SP-QUELL-H):

  • Outside diameter: 1.5"
  • Overall length: 6.75"
  • Weight: 15.9 oz (Stainless Steel), 9.0 oz (Titanium)

  
  Dimensions and Weight (SP-QUELL-ST):

  • Outside diameter: 1.5"
  • Overall length: 5.5"
  • Weight: 7.8 oz (Titanium)

  
  Finish:

  • Suppressor: Black Armor-Tuff
  • K-Mount interface: Black Nitride

• Features and Highlights

  Materials:

  • Stainless Steel: Constructed from 100% hardened 17-4 PH Stainless Steel
  • Titanium: Constructed from Grade 5 6AI-4V Titanium

  
  Construction:

  • Precision machined using 5-Axis CNC Machines
  • Utilizes full circumferential welds

  
  Performance:

  • Superior sound reduction
  • Stainless Steel model (only): High heat tolerance for usage on magnum and fully automatic rifles

  
  Durability:

  • Low risk of baffle strikes
  • Robust design for Magnum caliber rounds
  • Suitable for usage on semi-automatic rifles (supersonic and subsonic)
  • Suitable for usage on semi-automatic short-barreled rifles and braced pistols (supersonic and subsonic)
  • Suitable for usage on bolt-action rifles in Magnum calibers
  • Stainless Steel model (only): Suitable for usage on fully automatic rifles

  
  Installation:

  • K-Mount muzzle device threads directly to barrel, which acts as a flash hider without a QUELL suppressor attached
  • Suppressor can be quickly attached or detached from the K-Mount muzzle device
  • The K-Mount muzzle device is easily installed on the muzzle using a standard 7/8" 12-point socket

  
  Accessories and Parts:

  • Additional K-Mount muzzle devices are available for purchase separately

• Video: The QUELL Titanium Suppressor

• FAQs

  What calibers does the QUELL support? QUELL models are offered in configurations to support common AR pistol and compact rifle calibers. See the specific model page for exact caliber listings and performance data.

  Can I disassemble the QUELL for cleaning? No - The QUELL is not user serviceable.

  What mounting options are available? Mounting options vary by model. The QUELL Suppressor uses a K mount attachment. Check the model spec for compatibility details.