Description
BRN-4/416 BOLT ASSEMBLY
Replacement or spare Bolt Assembly for the Brownells BRN-4®. Completely assembled with ejector and extractor. Black nitride finished exterior makes for an extremely hard and durable part. Compatible with HK416 and MR556 rifles.
SPECIFICATIONS:
- Nitride finish
- Complete assembly includes extractor and ejector
- Extractor features black insert with o-ring for positive extraction
- 5.56x45mm NATO / 223 Remington bolt face
- Magnetic particle inspected
- 9310 tool steel
