Description
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The Daniel Defense Rail Interface System (RIS II) was designed at the request of the United States Special Operations Command (SOCOM) for the SOPMOD II program. It allows the individual operator to free-float the M203 grenade launcher without additional parts.
| Model | MK18 |
| Firearm Fit | AR-15 |
| Color | Black |
| Finish | Anodized |
| Rails | Picatinny |
| Length | 9.55″ |
| Diameter | 1.15″ |
| Free Floating | Yes |
| Height | 2.25″ |
| Weight | 14.10 oz |
