Daniel Defense Mk18 SBR-Flat Dark Earth

The Daniel Defense MK18 SBR in Flat Dark Earth is a compact and highly capable rifle designed for shooters who need reliable performance in demanding environments. Built with military-grade engineering, this rifle mirrors the well–known MK18 platform used by elite units. Its short 10.3-inch Cold Hammer Forged barrel makes it ideal for close-quarters work while still delivering accurate and consistent shooting at extended defensive distances. The Flat Dark Earth finish adds a rugged appearance and enhances surface durability for long-term use.

Premium Rail System and Barrel Construction

This MK18 model features the same railed forend offered to USSOCOM. The Daniel Defense RIS II rail system has seen extensive field use, proving its strength and stability. The rail uses the trusted Bolt-Up System, keeping accessories firmly in place under pressure. This design allows shooters to mount lights, lasers, grips, and optics with complete confidence. Despite its durability, the rail remains lightweight, giving the rifle excellent balance and handling.

The 10.3-inch barrel is one of the platform’s most important components. Cold Hammer Forging creates a dense and durable bore, improving accuracy and barrel life. The Government Profile maintains proper weight distribution for predictable recoil and better control. Chrome lining and heavy phosphate coating increase resistance to heat and corrosion. A 1:7 twist rate supports a range of ammunition, including heavier defensive rounds.

Enhanced Controls, Reliable Operation, and Expert Craftsmanship

Daniel Defense pairs this setup with a carbine-length gas system built for smooth and dependable cycling. The pinned low-profile gas block ensures secure alignment during heavy use. Direct impingement operation keeps the rifle lightweight and responsive, supporting fast follow-up shots and minimal recoil. Combined with the H buffer, the internal system delivers consistent performance across different shooting conditions.

The MK18 SBR includes Daniel Defense’s enhanced furniture. The Buttstock features a comfortable, soft-touch surface and a shape that locks firmly into the shoulder. The Pistol Grip also includes soft-touch overmolding for secure and natural hand placement. Both components improve stability and reduce fatigue during long shooting sessions.

Built to strict standards, the MK18 uses Mil-Spec upper and lower receivers made from 7075-T6 aluminum. Each receiver is CNC machined and finished with Type III Hard Coat Anodizing for superior durability. The lower includes an enhanced flared magazine well for faster reloads and a rear QD swivel point for sling versatility. The upper includes indexing marks and M4 feed ramps for consistent feeding.

Inside the rifle, the M16-profile bolt carrier group is MP tested, chrome lined, and built for hard use. A properly staked gas key ensures dependable operation even during high-volume shooting. Every component is designed to maximize longevity and maintain strong performance.

The MK18 SBR also includes three Santoprene rail ladders to protect unused rail surfaces. These covers withstand temperatures up to 300°F and improve grip while handling the rifle. Every part of this firearm reflects American craftsmanship and strict quality control.

For shooters seeking a compact, trusted, and mission-ready rifle, the Daniel Defense MK18 SBR – Flat Dark Earth delivers unmatched capability. Its proven design, rugged components, and smooth handling make it a top choice for tactical professionals, dedicated shooters, and anyone who demands excellence.

Technical Specifications:

• Lower Receiver: Mil-Spec with Enhanced Flared Magazine Well and Rear QD Swivel Point; CNC Machined 7075-T6 Aluminum; Type III Hard Coat Anodized

• Upper Receiver: Mil-Spec with Indexing Marks and M4 Feed Ramps; CNC Machined 7075-T6 Aluminum; Type III Hard Coat Anodized

• Barrel: 10.3″ Cold Hammer Forged, Chrome Moly Vanadium Steel, 1:7 Twist, Govt Profile, Chrome Lined, Heavy Phosphate Coated, HP/MPI Tested

• Gas System: Carbine Length, Direct Impingement; Pinned Low-Profile Gas Block Machined from 4140 Hardened Steel

• Muzzle Device: Daniel Defense Flash Suppressor, 17-4 PH Stainless Steel, Salt Bath Nitride Finish

• Bolt Carrier Group: M16 Profile, MP Tested, Chrome Lined, Properly Staked Gas Key

• Buffer: H Buffer

• Handguard: Daniel Defense MK18 RIS II, CNC Machined 6061-T6 Aluminum, Type III Hard Coat Anodized

• Receiver Extension: 6-Position Mil-Spec 7075-T6 Aluminum

• Stock: Daniel Defense Buttstock, Glass-Filled Polymer with Soft-Touch Overmolding

• Grip: Daniel Defense Pistol Grip, Glass-Filled Polymer with Soft-Touch Overmolding

• Rail Ladders: Three Low-Profile Santoprene Ladders, Heat Resistant to 300°F

• Made in the USA!

What’s in the Box:

• DD MK18 SBR – FDE