Daniel Defense MK18 RIII SBR 5.56 NATO, 10.3″ Barrel, 32-Round

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DD DD4 MK18 RIII SBR 556 10.3″ 32RD

LESS WEIGHT, MORE FLEXIBILITY-with additional features that make this unmatched short-barreled rifle even lighter, more maneuverable, and more controllable. The MK18 RIII features a fully ambidextrous lower receiver, and Daniel Defense replaced the RIS II rail system with a lighter-weight RIS III rail system that utilizes M-LOK attachment instead of picatinny. Class III dealers only, all NFA rules apply.

$2,306.00

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## DD DD4 MK18 RIII SBR 5.56 10.3" 32RD – Built for Duty. Ready for Anything. 💥

Looking for a compact, rugged, and battle-proven short-barreled rifle? The **Daniel Defense DD4 MK18 RIII SBR** delivers elite-tier performance in a lightweight, maneuverable package trusted by professionals and patriots alike.

Featuring a **10.3" cold hammer-forged chrome-moly vanadium steel barrel**, this SBR is tuned for reliability and accuracy in close-quarters engagements—ideal for home defense, truck gun setups, or professional use.

🔥 **Key Features:**

- **Caliber:** 5.56 NATO – dependable and versatile  
- **Barrel:** 10.3" CHF barrel for superior durability  
- **Rail:** RIS III M-LOK handguard – lightweight, modular, rock-solid  
- **Receiver:** Forged 7075-T6 aluminum upper/lower – battle-ready  
- **BCG:** Full-auto rated, chrome-lined, and MP tested  
- **Trigger:** Mil-spec – crisp and consistent  
- **Magazine:** 32-round capacity for extended firepower  

The MK18 RIII takes the legendary MK18 platform and enhances it with the **RIS III M-LOK rail**, giving you more mounting options with less weight. Whether you're running NVGs, lights, or a suppressor, it's built to adapt and perform.

This isn’t just a rifle – it’s a legacy of **reliability, precision, and combat-proven engineering** from Daniel Defense.

👉 **NFA item – all applicable laws apply.**

For tactical dads who value performance, durability, and trust in their tools, the **DD4 MK18 RIII** is the SBR that checks every box. Grab it. Run it. Trust it. 🇺🇸
UPC

818773022958

Manufacturer

Daniel Defense

Manufacturer Part Number

0208800319047

Product Type

SBR

Safety

Manual Safety

Model

MK18

Barrel Length

10.3"

Caliber/Gauge

.223 REM/5.56 NATO

Capacity

32

Action

Semi-Auto

Length

24.75

ATF Type

Rifle

Number of Magazines

1 32 rd.

Package Height

13.0

Sights

No Sights

Shipping Weight

12.05

Rate of Twist

1-in-7

Package Width

4.0

Magazine Included

1 x 30-Round

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