Whisper

Wilson Combat Whisper Suppressors — Reliable, Low-Profile Sound Suppression

The Wilson Combat® Whisper suppressor series is engineered to deliver consistent sound reduction, durability, and minimal point-of-impact (POI) shift across a variety of AR pistols and rifles. Designed for shooters who value reliability and low maintenance, Whisper suppressors combine proven internal geometries with robust materials to perform in demanding environments.

Wilson Combat® Whisper suppressors deliver consistent sound reduction and durable construction in a compact, user-friendly package. Engineered to minimize point-of-impact shift and withstand hard use, Whisper models are ideal for shooters seeking reliable suppression across AR pistol and rifle platforms.

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• 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
  • .458 Caliber: Typical calibers include .458 HAM'R and .458 SOCOM

  
  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
  • .458 Caliber: 11/16"x24

  
  Maximum Bore Diameter:

  • 5.56mm: .224"
  • 6.8mm: .277"
  • 7.62mm: .308"
  • 9mm: .358"
  • .458 Caliber: .458"

  
  Dimensions and Weight:

  • Outside diameter: 1 7/8"
  • Overall length: 6 5/16"
  • Weight: 17.8 oz

  
  Finish:

  • Suppressor: Black Armor-Tuff
  • RTMB interface: Black Melonite

• Features and Highlights

  Materials:

  • Interior tube (core): Billet Titanium
  • Exterior tube: Grade 9 Titanium
  • RTMB interface: 416 Stainless Steel

  
  Performance:

  • Thorough testing shows no significant negative zero-shift or impact on barrel harmonics
  • Reduced back pressure for cleaner function
  • The compact size of the Whisper suppressor adds only 4.5" of length at the end of the rifle over a standard A2 flash hider

  
  Durability:

  • No baffle displacement or loosening
  • Machined from lightweight Titanium that is quick cooling and heat-erosion resistant

  
  Installation:

  • RTMB muzzle device threads directly to barrel, which acts as a muzzle brake without a Whisper suppressor attached
  • Suppressor can be quickly attached or detached from the RTMB muzzle device

  
  Accessories and Parts:

  • Additional RTMB muzzle devices, o-rings, shim kits, and blast diverters are available for purchase separately

• Video: Introduction to the Whisper Suppressor

• Video: Paul Markel and Bill Wilson Discuss the Whisper Suppressor