Attributes:
- ADDITIAL FEATURE 1: Optimized For 5.56/.223 Rifles
- ADDITIAL FEATURE 2: Includes Buffer Spring
- ADDITIAL FEATURE 3: Includes H-Weight Buffer
- DESCRIPTION: SF-OBC-556
- FAMILY: SOCOM Series Sound Silencer
- MANUFACTURER: SureFire
- MANUFACTURER MODEL NUMBER: SF-OBC-556
- MODEL: Optimized Bolt Carrier Group
- UPC: 084871327367
