Daniel Defense M4A1

(1)

Brand:

Daniel Defense

Action:

Semi-Auto

Barrel Length:

16in

Caliber:

5.56×45mm NATO

Capacity:

30

Finish Per Color:

Brown

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(0)

Action:

Semi-Auto

Barrel Length:

16

Caliber:

5.56×45mm NATO

Capacity:

10+1

Finish Per Color:

Flat Dark Earth / Black

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(0)

Brand:

Daniel Defense

Action:

Semi-Auto

Barrel Length:

16in

Caliber:

.223 Rem/5.56×45mm NATO

Capacity:

32

Finish Per Color:

Black / Flat Dark Earth

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(0)

Brand:

Daniel Defense

Action:

Semi-Auto

Barrel Length:

16in

Caliber:

5.56×45mm NATO

Capacity:

10+1

Finish Per Color:

Brown

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(0)

Brand:

Daniel Defense

Action:

Semi-Auto

Barrel Length:

16in

Caliber:

5.56×45mm NATO

Capacity:

No Magazine

Finish Per Color:

Black / Flat Dark Earth

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(0)

Brand:

Daniel Defense

Action:

Semi-Auto

Barrel Length:

16in

Caliber:

.223 Rem/5.56×45mm NATO

Capacity:

32

Finish Per Color:

Black

View Product
(0)

Brand:

Daniel Defense

Action:

Semi-Auto

Barrel Length:

16in

Caliber:

5.56×45mm NATO

Capacity:

1

Finish Per Color:

Black

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(0)

Brand:

Daniel Defense

Action:

Semi-Auto

Barrel Length:

14.5

Caliber:

.223 Rem/5.56×45mm NATO

Capacity:

32

Finish Per Color:

Flat Dark Earth

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(0)

Brand:

Daniel Defense

Action:

Semiautomatic DI

Barrel Length:

14.5"

Caliber:

5.56×45mm NATO

Capacity:

30

Finish Per Color:

Flat Dark Earth/Black

View Product
(0)

Brand:

Daniel Defense

Barrel Length:

14.5"

Caliber:

.223 Rem/5.56×45mm NATO

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Frequently Asked Questions
Daniel Defense M4A1

Is the Daniel Defense M4A1 good?

The Daniel Defense M4A1 is well-regarded for quality control, durability, and build consistency. It's reliable and ruggedly constructed. Prices run around $2,236, with 13 variants sold across 26 retailers. Most shooters consider it a solid choice for defensive and range use.

How much does an M4A1 typically cost?

The Daniel Defense M4A1 typically costs around $1,757 new, with a 12-month average of $1,815. Used models average around $1,011. Thirteen models are available across 26 retailers, with twelve currently in stock. Prices vary by configuration and retailer.

Is the Daniel Defense M4A1 legal?

Legality depends on your location. Federal law permits semi-automatic AR-platform rifles, but state laws vary—some restrict magazine capacity, barrel length, or specific features. California-compliant variants exist. Check your state and local regulations before purchasing.

Is Daniel Defense M4A1 legal in California?

Daniel Defense offers California-compliant M4A1 variants with mag locks and ten-round magazines. Standard M4A1 models with thirty-round magazines are not legal in California. Confirm the specific variant meets California's requirements before purchasing, as laws restrict magazine capacity and certain rifle configurations.

What is the difference between RIS 2 and RIS 3?

RIS 3 replaces RIS 2's quad-rail system with M-LOK slots, making it lighter and more modern while retaining the same lockup system and M203 compatibility. M-LOK allows easier accessory attachment and reduces overall weight compared to quad rails.

What is the best Daniel Defense upper receiver?

"Best" depends on your needs. Daniel Defense offers multiple upper variants. The DDM4 V7 LW provides lightweight performance with an included BCG and charging handle. The MK18 suits compact applications. Compare barrel length, rail system, and included components against your intended use before deciding.

What is the difference between M4 and M4A1?

The M4 has a three-position selector (Safe, Semi, Burst), while the M4A1 replaces Burst with Full-Auto (Safe, Semi, Auto). The M4A1 also features a heavier barrel for sustained fire and a consistent trigger pull. Both share the same compact carbine platform with a collapsible stock.

What is the best optic for the M4A1?

"Best" depends on your mission. Close-quarters work favors red dots like the Aimpoint M4 or EOTech EXPS 2.0. Mixed-range shooting benefits from LPVOs like the Primary Arms SLX 1-6x24. Precision work suits ACOGs or the Nightforce ATACR. Match your optic to your expected engagement distances.