Gas System Parts2A ArmamentSold by Brownells

2A Armament

Ar-15 Gas Blocks Titanium - Ar-15 Gas Block .750 Titanium

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Low-profile Ar-15

Gas block designed to fit

Made From

U.S.A. certified 6AL-4V titanium

Available .750

.750 or .625 internal bore

Basic Two

Set screw design for secure

Bead-blasted Matte

Finish

$66.99
View on Brownells

You'll be taken to Brownells to complete your purchase.

Hunter's Outpost earns a commission from affiliate links at no extra cost to you.

SKU: 100019799

Overview

Built for AR-15 style firearms, this low-profile gas block is aimed at shooters who want a lighter setup without adding bulk under the handguard. Its titanium construction and compact shape make it a practical choice where space is limited, while the two set screw design is intended to provide a secure installation. The bead-blasted matte finish keeps the look subdued, and the .750 or .625 internal bore options allow it to fit the specified barrel setup. Blue locking compound and a dimpled barrel are recommended for installation, so it suits users comfortable with a more deliberate, properly prepared mount.

Why Hunters Choose the 2A Armament

Low-profile Design

Fits well under hand guards

Titanium Construction

Standard steel gas blocks

Basic Two

Set screw design supports a

Simple Design

Allows for straightforward installation

Bead-blasted Matte

Finish provides a subdued appearance

Key Features

  • Low-profile AR-15 gas block designed to fit under hand guards and other tight spaces.
  • Made from U.S.A. certified 6AL-4V titanium.
  • Available with .750 or .625 internal bore options.
  • Basic two set screw design for secure installation.
  • Bead-blasted matte finish.
  • Length is 1.0 inch and weight is 0.70 ounces.

Best Used For

  • Hunters building a lightweight AR-15 setup where space under the handguard is limited
  • Users wanting a low-profile gas block for a compact, streamlined rifle profile
  • Builders who prefer a simple two set screw installation on an AR-15 style firearm
  • Anyone matching a .750 or .625 internal bore gas block to an AR-15 platform

Specifications

Blade FinishBead blasted matte finish
DesignLow profile
IncludesTwo set screws
Installation NotesBlue locking compound recommended; dimpled barrel recommended
Internal Bore.625 or .750
Length1.0 inch
Material6AL-4V Titanium
Set Screw DesignTwo set screw design
Weight0.70 ounces

Pros

  • Low-profile design fits well under hand guards and in tight spaces.
  • Titanium construction helps reduce weight compared with standard steel gas blocks.
  • Basic two set screw design supports a secure fit.
  • Simple design allows for straightforward installation.
  • Bead-blasted matte finish provides a subdued appearance.
  • Available with .750 or .625 internal bore options.

Considerations & Trade-offs

  • Titanium construction is aimed at reducing weight, so this gas block is a fit for builds where mass savings matter more than a standard steel option.
  • The low-profile design is intended for use under hand guards, which means it is not a universal choice for every AR-15 setup or accessory layout.
  • Installation uses a basic two set screw design; the product notes recommend blue locking compound and a dimpled barrel for a superior install, so setup may benefit from extra attention.
  • The listing supports .750 or .625 internal bore options, so buyers need to match the correct size to their barrel before ordering.

Suggested Comparisons

  • AR-15 gas blocks
  • Low-profile gas blocks
  • Titanium firearm components
  • AR-15 rifle parts

Suggested Accessories

  • Blue thread locker
  • Dimpled barrel
  • Handguard
  • Armorer's tools

Frequently Asked Questions

What barrel sizes does this gas block fit?

The listed internal bore options are .625 or .750. This product title specifies the .750 titanium version.

What material is it made from?

It is made from U.S.A. Certified 6AL-4V titanium.

Is this a low-profile gas block?

Yes. The product is described as a low profile design, which is noted as working well under hand guards and in other tight spaces.

How is it secured to the barrel?

It uses a basic two set screw design. The description also recommends blue locking compound and a dimpled barrel for a superior install.

What are the listed size and finish details?

The listed length is 1.0 inch, the weight is 0.70 ounces, and the finish is bead blasted matte.