18 Inch Marksman Upper – 5.56/223
- 18″ AR 15 5.56/223 Upper. 18″ 4150 barrel, magphos coating
- .750 at the shoulder.
- Midlength gas
- 1/2×28 threads.
- Standard A2 muzzle brake.
- The upper is built on a standard upper with forward assist and dust cover.
- 15″ Slim MLOK rail.
- As Is, this Does Not come with a bolt carrier group or charging handle.