The Doublestar AR-15 Field Repair Kit includes parts that are commonly lost, worn or damaged parts:
- Firing Pin
- 2 Firing Pin Retainers
- Bolt Cam Pin
- 3 Bolt Gas Rings
- Buffer Detent
- Buffer Detent Spring
- Extractor
- Extractor Pin
- 2 Extractor Springs and Pads
- Disconnector Spring
- Disconnector
- Hammer Spring
- Trigger Spring
