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Precision ArmamentMuzzle DevicesMid-Range

Precision Armament EFAB Hybrid Muzzle Device (7.62mm/.308, 5/8x24)

Flash-arresting brake for short .308 AR-10s: recoil control and flash suppression with low side concussion.

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Price
$170
Weight
4.3 oz
Brand
Precision Armament
Category
Muzzle Devices

Features

  • •7.62mm/.308 bore
  • •5/8x24 thread
  • •2.75 in long, 0.985 in diameter
  • •4.25 oz
  • •416 stainless, Ionbond CrCN

Capability Boosts

CQB+1
Low Light+1

Recommended For

Home Defense+2
Concealed Carry+2
self defense+2
cqb+2
Duty/Patrol
duty

+14 more

More AR-10 guides & articles

Overview

The EFAB (Enhanced Flash Arresting Brake) combines muzzle control with flash suppression. Its patented diverging expansion nozzles diffuse and cool the combustion gas, which Precision Armament says delivers maximum recoil reduction with minimum concussion to the rear and sides of the shooter, and the maker recommends it over its AFAB for barrels of 14.5 inches and shorter.

The .308 model threads 5/8x24 and is 2.75 inches long, 0.985 inch in diameter, and 4.25 ounces, machined from heat-treated 416 stainless with an Ionbond high-temperature CrCN coating. The bottom is closed to keep dust down when prone, and a pilot hole allows permanent pinning. Precision Armament says not to use crush washers with it.

Key Features

  • Patented diverging expansion nozzles diffuse and cool gas
  • Flash suppression and recoil control in one device
  • Low concussion to the rear and sides
  • Closed bottom reduces dust signature
  • Pilot hole for pinning
  • 416 stainless with Ionbond CrCN coating

Pros

  • +Tames a short AR-10 without the blast of a reverse-venting brake
  • +Combines a flash hider and a brake in one device

Cons

  • −More expensive than a dedicated flash hider
  • −Crush washers are ruled out, so timing needs shims

Detailed Specifications

thread
5/8x24
bore
7.62mm/.308
Length
2.75 in
diameter
0.985 in
weight
4.25 oz
Material
Heat-treated 416 stainless steel
Finish
Ionbond CrCN matte black
manufacturer
Precision Armament

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Compatibility Tags

family: ar-10family: modern-riflesuitable-for: compactcaliber: 308caliber: 762x51caliber: 65cmthread: 5/8x24

Build Your Custom Configuration

Add the Precision Armament EFAB Hybrid Muzzle Device (7.62mm/.308, 5/8x24) to your build and see how it enhances your platform.

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