Attributes:
- ACTION: Semi-Automatic
- ADDITIAL FEATURE 1: Black RIS II Rail system
- ADDITIAL FEATURE 2: Low Profile Gas Block
- CALIBER/GAUGE: 223 Rem / 5.56 NATO
- DESCRIPTION: 23-004-08013-006 | 10.3" BBL
- FAMILY: Upper Only
- FINISH: Black
- MANUFACTURER: Daniel Defense
- MANUFACTURER MODEL NUMBER: 23-004-08013-006
- MODEL: Upper Receiver Group MK18
- UPC: 815604014045
