Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Enjoy free shipping during the holidays! Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC and to all U.S. Military APO/FPO/DPO addresses.

Enjoy Our Extended FREE RETURNS

We want to ensure that making a return is as easy as possible! With our Hassle-Free, Extended Holiday Returns, eligible orders placed from November 12, 2025 on will benefit from an extended return deadline (January 13, 2026 or 30 days after receipt of your order - whichever is later). We'll even cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Government Export Restriction Government Export Restriction
Government Restriction Government Restriction
Questions & Answers
Color: Black Projectile Caliber: .338 Caliber Finish: Matte Threads per Inch: 3/4x24 Length: 2.6 inCondition: New

Code: 29F-BMB-1212146-DA103

MPN: DA103

UPC: 810128160407

List: $89.00Save $1.21
$87.79

Product Info for Dead Air Silencers Dead Air KeyMount Muzzle Brake 1212146

The Dead Air KeyMount Muzzle Brake offers a seamless and effective mounting solution for suppressors equipped with a KeyMo adapter. Engineered for precision and reliability, this brake not only reduces recoil and muzzle rise for a flatter shooting experience but also minimizes concussion compared to traditional muzzle brakes. Its sealed taper design prevents carbon locking, ensuring easy suppressor removal. Constructed from durable 4140 HT alloy steel with a black nitride finish, this brake is built to last. Compatible with KeyMo-equipped silencers and a range of Dead Air suppressors, it is a reliable upgrade for any firearm.image

WARNING: California`s Proposition 65

Specifications for Dead Air Silencers Dead Air KeyMount Muzzle Brake 1212146:

Manufacturer: Dead Air Silencers
Color: Black
Projectile Caliber: .338 Caliber
Finish: Matte
Threads per Inch: 3/4x24
Length: 2.6 in
Condition: New
Fit: Dead Air Sandman

Features of Dead Air Silencers Dead Air KeyMount Muzzle Brake:

  • Designed for KeyMo-equipped suppressors
  • Compatible with Sandman series, Nomad series (with KeyMo adapter), Primal, Sierra 5, and Wolverine (with HUB adapter)
  • Reduces recoil and muzzle rise for improved shooting control
  • Sealed taper design prevents carbon locking for easy suppressor removal
  • Constructed from 4140 HT alloy steel for enhanced durability
  • Black nitride finish for superior corrosion resistance
  • Overall length: 2.82 inches
  • Pre-drilled hole for pin and weld available on select models
  • Delivers a flatter shooting experience with minimal concussion

Package Contents:

  • Dead Air Silencers Dead Air KeyMount Muzzle Brake

Dead Air Silencers Dead Air KeyMount Muzzle Brake 1212146 Orderable Models

List of Orderable Models

  • Dead Air Silencers Dead Air KeyMount Muzzle Brake 1212146 , MPN: DA103 , UPC: 810128160407 , Code: 29F-BMB-1212146-DA103
Compare (0)