Attributes:
- ADDITIAL FEATURE 3: 90 Tooth Ratcheting System
- CALIBER/GAUGE: 30 Carbine
- DESCRIPTION: MK13SD BRAKE 90T 7.62MM 5/8-24
- FAMILY: Accessories
- FINISH: Black
- MANUFACTURER: AAC
- MANUFACTURER MODEL NUMBER: 64133
- MODEL: Mk13-SD Muzzle Brake
- UPC: 850036491163
