CMMG

Cmmg Ar-15 Safety Selector

Cmmg Ar-15 Safety Selector - Safety for AR-15 - view 1
Cmmg Ar-15 Safety Selector - Safety for AR-15 - view 2
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CMMG

Overview

The CMMG AR-15 Safety Selector is a critical component that allows the shooter to engage or disengage the firing mechanism with ease. Featuring a phosphate finish, this selector provides durability and resistance to wear, ensuring reliable operation over time. This part is commonly found in builds utilizing a mid-length gas system chambered in 5.56 NATO, making it a solid choice for those looking to enhance their AR-15's functionality.

Specifications

MPN55CA741
FinishPhosphate

Available Merchants(8)

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Frequently Built With

Based on build data

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

50%
AR-1050%
AR-1550%

Caliber

100%
5.56 NATO100%

Gas System

100%
Carbine100%
Frequently Built With Products
ProductCategoryTimes Built Together
CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B19
Cmmg Ar-15 Bolt Catch11
CMMG AR15 Magazine Catch - 55AFFA79
Cmmg Ar-15 Mil-Spec Trigger Kit7
CMMG AR15 Ambi Mag Catch, Black - 55AFF6E5
Wilson Combat Ar-15 Lower Receiver Forged5
Build Platform Breakdown
PlatformPercentage
AR-1050%
AR-1550%
Build Caliber Breakdown
CaliberPercentage
5.56 NATO100%
Build Gas System Breakdown
Gas SystemPercentage
Carbine100%

Builds Featuring This Part

See all 7

Builds in the community that include the Cmmg Ar-15 Safety Selector

BuildPartsTotal
for steel matches 16"
20$970.78
SBR 8" 5.56
24$544.79
My 5.56 build
22$1261.63
Aero Precision 10.3" build
14$947.08
Second .223 Wylde build
20$1052.45
30" build
16$895.33
16" Aero Precision recce
19$1639.80

Customer reviews

4.5out of 5

2 global ratings

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Top reviews

S
SleazyGoy23
CMMG basic safety selector
Reviewed on May 16, 2026Verified with Build

CMMGs safety selector is plain mil spec, 90 degree throw, single side. Detent click is positive when shifting between safe and fire. No reason to spend more if you dont need ambi. Drop-in fit on any milspec lower with the standard detent spring.

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R
R_elentlessRob06
CMMG safety install learn
Reviewed on January 21, 2026Verified with Build

CMMG safety selector install required a couple steps that werent in the package instructions - the detent spring trim was needed to fit properly. Once trimmed it seated correctly and functions positively. Standard mil-spec single side safety.

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