The M4A1 RIS II FSP Rail Assembly by Daniel Defense, with model number 01-004-08030, is a 12.25" accessory-rail item featuring an FDE finish and a free-floating barrel design. With additional features such as Mil-Spec 1913 Picatinny rails and a front sight post cutout (FSP), it offers enhanced functionality for your equipment.
Specs
| Model No. | DD0100408030 |
| Model | M4A1 RIS II FSP Rail Assembly |
| Manufacturer | Daniel Defense |
| Illuminated | No |
| Overall Length | 12.25" |
| Weight | 1.9 |
