Receiver PartsArmaspecSold by Brownells

Armaspec

Ar-15 Tcb-31 Tactical Combat Button Mag Releases - Tcb-31 Tactical Combat Button Black

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

Armaspec Ar-15

TCB-31 Tactical Combat Button magazine

263% More

Activation area than a standard

Ergonomic Design

Supports easy activation

Designed Allow

Release without shifting from a

Fits All

5.56/.22 AR-15 platforms

$16.19
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: 100038338

Overview

This enhanced magazine release is designed for AR-15 owners who want a larger, easier-to-find control during fast handling or gear transitions. Its expanded activation area is intended to support positive engagement from different positions, while the ergonomic shape is meant to help keep the firing grip intact during use. It is described as fitting all 5.56/.22 platforms, making it a practical upgrade for shooters looking to improve control without changing the rifle’s core setup. The black finish keeps the profile understated for a working rifle.

Why Hunters Choose the Armaspec

263% More

Activation area than a standard

Ergonomic Design

Supports easy activation during use

Designed Allow

Magazine release without shifting from

Fits All

5.56/.22 AR-15 platforms

Black Finish

Low-profile, tactical appearance

Key Features

  • Armaspec AR-15 TCB-31 Tactical Combat Button magazine release upgrade
  • Provides 263% more activation area than a standard mag release
  • Ergonomic design supports easy activation
  • Designed to allow release without shifting from a firing grip
  • Fits all 5.56/.22 AR-15 platforms
  • Black finish

Best Used For

  • AR-15 owners wanting a larger magazine release surface for easier activation from a firing grip
  • Shooters upgrading control components on a 5.56/.22 AR platform
  • Users who prefer an ergonomic mag release for more confident button engagement
  • Hunters or range shooters seeking a simple control upgrade without changing their shooting position

Pros

  • Provides 263% more activation area than a standard magazine release button.
  • Ergonomic design supports easy activation during use.
  • Designed to allow magazine release without shifting from a firing grip.
  • Fits all 5.56/.22 AR-15 platforms.
  • Black finish offers a low-profile, tactical appearance.

Considerations & Trade-offs

  • Designed specifically as an AR-15 magazine release upgrade, so it is not a general-purpose control component for other platforms.
  • The oversized button adds a larger activation area, which may be more exposed than a standard mag release in compact carry or storage setups.
  • Its main benefit is easier activation without shifting grip, but that also means users should verify it suits their preferred handling and manipulation style.
  • Compatibility is stated for all 5.56/.22 AR-15 applications, so fit should be confirmed if your setup differs from that format.

Suggested Comparisons

  • AR-15 magazine release upgrades
  • AR-15 lower receiver control components
  • AR-15 ergonomic control accessories

Suggested Accessories

  • AR-15 magazine release
  • AR-15 control components
  • AR-15 upgrade parts
  • Firearm maintenance tools

Frequently Asked Questions

What is the Armaspec TCB-31 Tactical Combat Button designed to do?

It is an AR-15 magazine release upgrade designed to increase the activation area and make the mag release easier to engage.

How much larger is the activation area compared with a standard mag release?

The product description states it provides 263 percent more activation area.

Will this magazine release work with my AR-15 chambered in 5.56 or .22?

The description says the release button fits all 5.56/.22 AR-15 platforms.

Does the design help with magazine release access from different positions?

Yes. The description says the enhanced activation area is intended to provide positive engagement from any position.

Can it be activated without changing my firing grip?

The long description says the design is oriented so shooters can activate the release without shifting from a firing grip.