EJECTION PORT DUST COVER ASSEMBLY - AR15 / M16
Ejection Port Dust Cover Assembly for AR15 upper receivers, consisting of 1 each of the following:
- Door
- Rod
- Spring
- Retaining Clip
This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. 
