Attributes:
- ADDITIAL FEATURE 2: Fits SR Series Only
- ADDITIAL FEATURE 3: 90 Tooth QD Suppressor Mount
- CALIBER/GAUGE: 7.62x51mm NATO
- DESCRIPTION: SR SERIES ONLY
- FAMILY: Accessories
- MANUFACTURER: AAC
- MANUFACTURER MODEL NUMBER: 64243
- MODEL: Blackout Muzzle Brake
- UPC: 850036491125
