Daniel Defense MK18
Daniel Defense · Carbine · In Production · 2013
Also known as: MK18 CQBR, MK18 SBR, CQBR
Overview
The Daniel Defense MK18 is the civilian semi-automatic version of the military MK18 CQBR (Close Quarters Battle Receiver). Featuring a 10.3-inch cold hammer forged barrel with the iconic RIS II quad rail handguard - the same rail system selected by USSOCOM for the SOPMOD Block II program - the MK18 delivers an unmatched combination of size, weight, and performance for close quarters operations.
Specifications
| Weight (empty) | 2668 g (94.1 oz) |
| Overall Length | 679 mm (26.73") |
| Barrel Length | 262 mm (10.31") |
| Action Type | Gas Operated Direct Impingement |
| Firing Mechanism | Hammer Fired |
| Trigger Type | Single Stage |
| Magazine Capacity | 32 rounds |
| Magazine Type | Detachable Box |
| Effective Range | 500 m (547 yd) |
| Maximum Range | 3600 m (3937 yd) |
| Barrel Rifling | Right Hand |
| Rifling Twist | 178 mm (7.01") |
| Number of Grooves | 6 |
| Frame Material | Aluminum |
| Barrel Material | Steel |
| Stock Material | Polymer |
| Finish | Hard Anodized |
Calibers
- 5.56x45mm NATO · primary — also known as 5.56mm NATO, .223 Remington, 5.56x45mm
Features
- Firing modes: Semi Automatic
- Feed systems: Detachable Box Magazine
- Safety mechanisms: Ambidextrous Safety Selector
- Features: Cold Hammer Forged Barrel, Chrome Lined Barrel, Free Floating Handguard, Grip N Rip Charging Handle, M4 Feed Ramps, Flat Top Receiver, Picatinny Rail, Picatinny Quad Rail, Carbine Length Gas System, Adjustable Stock, Ris Ii Handguard, H Buffer
Variants
- Daniel Defense MK18 Pistol — Pistol Config
Production
Production years: 2013-present
Origin
Country of origin: United States
Designer: Marty Daniel
Notes
MSRP: $2,380. NFA-regulated SBR requiring tax stamp. The 10.3" barrel length is the standard used by USSOCOM for CQB operations. Ships with 32-round DD Magazine. Available in SBR and pistol configurations.
Background
The MK18 CQBR has been the go-to close quarters weapon for US special operations forces since its adoption in the early 2000s. Daniel Defense's RIS II rail became the standard handguard for SOPMOD Block II, used by Navy SEALs, Army Rangers, and Delta Force operators worldwide.