- Echo 316 m4 5.56mm 16 fde.
- A2 front sight|forward assist.
- Caliber: 223 Rem | 5.56 NATO
- Barrel: 16"
- Capacity: 30 + 1
- Finish: Hard Coat Anodized
- Sights: A2 Front Sight/Flat Top Rear
- StockFrameGrips: FDE Furniture Collapsible / Folding Stock
- Magazine: 1 / 30 rd.
Specifications:
| Caliber | 223 Rem | 5.56 NATO |
| Barrel | 16" |
| Capacity | 30 + 1 |
| Finish | Hard Coat Anodized |
| Sights | A2 Front Sight/Flat Top Rear |
| StockFrameGrips | FDE Furniture Collapsible / Folding Stock |
| Magazine | 1 / 30 rd. |
