The DANIEL-DEFENSE MK18 RIS II Rail, 10.0, Flat Dark Earth (DD-8020) is designed to work specifically on the MK18 CQBR! The Rail Interface System (RIS II) was designed at the request of the United States Special Operations Command (SOCOM) for the SOPMOD II program. SOCOM had a specific requirement for a free float M203 solution and Daniel Defense responded, designing a revolutionary product to meet the government's need.
The RIS II is to be used in conjunction with the MK12 Low Profile Gas Block. The RIS II free-floating Picatinny rail systems are designed to allow individual operator to quickly, and without special tools, mount M203 Grenade Launcher and precisely mount SOPMOD accessories to host weapon without effecting point of impact.
The MK18 RIS II Rail is precision CNC machined from Aircraft Grade Aluminum and Military Specification Type II Hard Coat Anodized in SOCOM approved Flat Dark Earth.
All Daniel Defense rail systems carries a 100% satisfactions guarantee against defects in original materials and workmanship.
Gas System Length
Patented Bolt-up System - Steel
Continuous Upper Rail
Integrated Sling Swivel Attachment Point
Rail Length, in
Inside Diameter, in
Free floating barrel design
Uninterrupted upper rail platform
Hardened steel barrel nut
Grade 8 military specification fasteners
Mil-spec 1913 Picatinny rails
Aircraft Grade 6061-T6 Aluminum material
Military Specification Flat Dark Earth Anodizing Finish
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