The SureFire Optimized Bolt Carrier 5.56 is an accessory for 5.56/.223 rifles that includes a buffer spring and an H-weight buffer. It is specifically designed to optimize the performance of your firearm.
Specs
| Model No. | SUSF-OBC-556 |
| Model | Optimized Bolt Carrier Group |
| Manufacturer | SureFire |
| Illuminated | No |
| Weight | 0.0 |
